Eisco

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US$28.00
High quality borosilicate glass, sold in bulk packaging. Test tubes are light rimmed.
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US$28.00
High quality borosilicate glass. Light rimmed test tubes. Classroom or lab sized quantities.
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US$28.00
High quality borosilicate glass, sold in bulk packaging. Test tubes are light rimmed.
Delivery within 2-3 weeks
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US$28.00
High quality borosilicate glass, sold in bulk packaging. Test tubes are light rimmed.
Delivery within 2-3 weeks
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US$28.00
High quality borosilicate glass, sold in bulk packaging. Test tubes are light rimmed.
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US$25.20
High quality borosilicate glass. Light rimmed test tubes. Classroom or lab sized quantities.
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US$35.00
High quality borosilicate glass, sold in bulk packaging. Test tubes are light rimmed.
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US$21.00
High quality borosilicate glass, sold in bulk packaging. Test tubes are light rimmed.
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US$36.29
Heavy duty stand and rod set. Base is 8" by 5" by .75". Rod is 23" in length. Powder Coated Steel Alloy Base.
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US$24.74
Assembly for laboratory use. Consists of rod for attaching clamps with stand for stability. Stand measures 62.0 x 15.0 x 5.0cm (L x W x H). Weighs 1.57kg. Suitable for high school or college students, or ages 13 to 21.
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US$46.58
This set helps visualize the shapes of atomic and molecular orbitals. Contains enough individual parts to build 14 distinct models. 1s Unhybridized (1) 3d Unhybridized (5) 2s Unhybridized (1) 2s + 3 2 p orbitals Unhybridized (1) 2p Unhybridized (3) sp, sp2 sp3 Hybridized (3) Pink and purple coloured pear-shaped lobes represent the two wave phase (positive & negative) of the p and d atomic orbitals. White spheres represent the atomic nuclei. Each model comes with a transparent base for display.
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US$100.80
This teacher's molecular model set contains a large amount of atoms for most basic chemistry models. Includes: [45] Carbon (black), 4 Holes. [18] Oxygen (red), 1 Holes. [42] Oxygen (red), 2 Holes. [12] Oxygen (red), 4 Holes. [12] Metal (grey), 2 Holes. [10] Metal (grey), 3 Holes. [10] Metal (grey), 6 Holes. [36] Hydrogen (white), 1 Holes. [12] Sulphur (yellow), 4 Holes. [15] Nitrogen (blue), 3 Holes. [12] Phosphorus (purple), 4 Holes. [6] Phosphorus (purple), 3 Holes. [170] Medium Bonds. [100] Long (Flex) Bonds.
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US$37.02
Organic and inorganic chemistry molecular model set for scientific study. Contains 86 plastic pieces representing 51 atoms and 35 links for hands-on learning. Links for constructing single, double, and triple bonds. Plastic four-compartment box for storage. Detailed instructions for ease of use. 
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US$40.89
Organic chemistry molecular model set for scientific study. Contains 114 plastic pieces representing 50 atoms and 64 links for hands-on learning. Links for constructing single, double, and triple bonds. Plastic four-compartment box for storage. Detailed instructions for ease of use.
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US$28.38
Organic chemistry molecular model set for scientific study. Contains 54 plastic pieces representing 30 atoms and 24 links for hands-on learning. Links for constructing single, double, and triple bonds. Plastic four-compartment box for storage. Detailed instructions for ease of use.
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US$111.93
This 6 decade Resistance Box is easy to use with multiple value resistances and 4mm jacks. The EISCO Decade resistance Boxes are a robust solution in any electronics laboratory and ideal for testing circuits with different resistances. The ABS housing allows an easy reading of resistance values and easy changing of resistance values without having to remove them from the circuit.
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US$13.83
RBAPMD Black Rubber Bib Apron, Medium (27"W x 36"L)
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US$10.87
RBAPCH Black Rubber Bib Apron, Small (27"W x 30"L)
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US$13.83
RBAPAD Black Rubber Bib Apron, Large (27"W x 42"L)
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US$4.19
Visual Scientifics small replacement ball is used in laboratory experiments, and is versatile for use with the PT2SCO collisions in 2D, PTLOP loop kit, and PTPROJ launcher. The ball can be used as a projectile, or in free fall or ramp experiments.
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US$72.45
Projectile launcher is used to study kinematic equations, and conversion between gravitational potential and kinetic energy. Students participate in an interactive experiment for measuring the muzzle velocity of the launcher to identify varying launch angles in order to quantify the initial kinetic energy of the projectile (ball). Using their velocity calculations, students then make predictions about where the ball will land.
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US$36.33
Pendulum is used to investigate the oscillation period, and has a frictionless mount and an adjustable string for measuring varying changes. The kit includes a pendulum back board, mounting rod, string, and pendulum bob and stopper for hands-on experiments, and has steel construction for durability.
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US$32.13
Loop kit is used to demonstrate kinetic and potential energy, and calculates the normal force on a roller coaster rider. The kit includes two balls and a ramp with a loop for hands-on experiments, and has steel construction for durability. 
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US$16.45
Visual Scientifics replacement car is for use with the PTIPCR incline plane and car, and is versatile for investigating static and kinetic friction, dynamic equilibrium, unbalanced forces, and work-energy theory. The car can be used with the plane to predict velocity and quantify friction for further study.
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US$24.67
This small motor with a blue fan is a good fit for a variety of electronics experiments. Operates from 1.5 to 4.5 volts DC. Can be used with a solar cell. Base is 3 7/8" x 2 3/4"
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US$192.92

The Worcester Circuit Board Kit contains all the components necessary to quickly construct a variety of circuits. This Worcester Board provides the basis for clear layouts of electrical circuits and reduces the number of connecting leads required. The main component is a base board fitted with cell holders and terminal posts. 

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US$99.19

This is for showing A.C. on an oscilloscope or meter or for demonstrating the use of a dynamo in lighting a lamp. This apparatus has a cycle dynamo mounted on a base. Two 4mm socket terminals are provided for the dynamo output, connected in parallel with an M.E.S. lamp holder and 2.5V bulb.

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US$97.99

This kit contains all the material required to build six complete motor models. Includes 12 magnets, six armatures, six pieces of mild steel yokes, six support bases, six support shafts, 24 connecting rivets, 12 split pins, one reel of 25 s.w.g., PVC tinned copper wire, two reels of cellotape, 300mm rubber tubing, and instructions.

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US$69.93
This is the simplest DC electric motor model available. Comprised of a 2-pole armature wound with enameled copper wire, and a removable bar magnet to produce a permanent magnetic field, the motor also features a disc type commutator. External connection to the phosphor-bronze brush is by means of a pair of 4 mm sockets. Operates with 6-8 VDC.
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US$35.04
These are straight form Spectrum Tubes with side electrodes and a 50mm long fine capillary tube in the middle with total length of 26 cm. Reveal the spectra of various gases when discharges pass through them.
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US$31.70
These are straight form Spectrum Tubes with side electrodes and a 50mm long fine capillary tube in the middle with total length of 26 cm. Reveal the spectra of various gases when discharges pass through them. Provide a visual representation of the energy associated with electron transitions within excited atoms and molecules.
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US$26.25
These are straight form Spectrum Tubes with side electrodes and a 50mm long fine capillary tube in the middle with total length of 26 cm. Reveal the spectra of various gases when discharges pass through them. Provide a visual representation of the energy associated with electron transitions within excited atoms and molecules.
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US$26.25
These are straight form Spectrum Tubes with side electrodes and a 50mm long fine capillary tube in the middle with total length of 26 cm. Reveal the spectra of various gases when discharges pass through them. Provide a visual representation of the energy associated with electron transitions within excited atoms and molecules.
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US$77.00
Rheostat is wound with heavily oxidised constantan wire on a vitreous enamelled steel tube. The tube is supported on robust diecast end stands and the heavy duty sliding contact is of phosphor bronze, nickel plated for corrosion resistance, 4 mm terminal post are fitted facilitating external connection conventional 4 mm plug.
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US$11.19
With these Resistance Units students can construct various types of circuits in a simple and safe manner. Built with a high stability metal film element, these durable resistance units are more economical that resistance coils. Accuracy: 1%. 1W.
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US$11.19
With these Resistance Units students can construct various types of circuits in a simple and safe manner. Built with a high stability metal film element, these durable resistance units are more economical that resistance coils. Accuracy: 1%. 1W.
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US$11.19
With these Resistance Units students can construct various types of circuits in a simple and safe manner. Built with a high stability metal film element, these durable resistance units are more economical that resistance coils. Accuracy: 1%. 1W.
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US$11.19
With these Resistance Units students can construct various types of circuits in a simple and safe manner. Built with a high stability metal film element, these durable resistance units are more economical that resistance coils. Accuracy: 1%. 1W.
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US$11.19
With these Resistance Units students can construct various types of circuits in a simple and safe manner. Built with a high stability metal film element, these durable resistance units are more economical that resistance coils. Accuracy: 1%. 1W.
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US$62.99

EISCO's Bridge Rectifier Box consists of four diodes connected in a bridge circuit used to convert alternating current (AC) input into direct current (DC) output. The unit features a clear circuit diagram as well, so students see the importance of diodes and how to rectify alternating current to direct current. Size: 13 x 8 x 5cm.

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US$104.65
This decade resistance substitution box provides 4 decade ranges asgiven below and total value 0 to 11110 Ohms with a resolution of 1 Ohm. Each decade is selected using rotary switch. All resistance values are of ±1% tolerance and 2 watts maximum ratings.
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US$27.93
Nichrome Wire (Nickel Chromium Wire) can be used in many applications in the classroom or lab. It's functional characteristics are the same as nichrome wire. It's makeup is 15% Cr, 4% Al, Balance Fe. Maximum operating temperature is 1150°C. Density is 6.74g/cm^3 .
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US$27.93
Nichrome Wire (Nickel Chromium Wire) can be used in many applications in the classroom or lab. It's functional characteristics are the same as nichrome wire. It's makeup is 15% Cr, 4% Al, Balance Fe. Maximum operating temperature is 1150°C. Density is 6.74g/cm^3.
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US$20.93
Nichrome Wire (Nickel Chromium Wire) can be used in many applications in the classroom or lab. It's functional characteristics are the same as nichrome wire. It's makeup is 15% Cr, 4% Al, Balance Fe. Maximum operating temperature is 1150°C. Density is 6.74g/cm^3.
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US$19.53
Nichrome Wire (Nickel Chromium Wire) can be used in many applications in the classroom or lab. It's functional characteristics are the same as nichrome wire. It's makeup is 15% Cr, 4% Al, Balance Fe. Maximum operating temperature is 1150°C. Density is 6.74g/cm^3.
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US$20.93
Nichrome Wire (Nickel Chromium Wire) can be used in many applications in the classroom or lab. It's functional characteristics are the same as nichrome wire. It's makeup is 15% Cr, 4% Al, Balance Fe. Maximum operating temperature is 1150°C. Density is 6.74g/cm^3 .
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US$19.53
Nichrome Wire (Nickel Chromium Wire) can be used in many applications in the classroom or lab. It's functional characteristics are the same as nichrome wire. It's makeup is 15% Cr, 4% Al, Balance Fe. Maximum operating temperature is 1150°C. Density is 6.74g/cm^3.
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US$19.53
Nichrome Wire (Nickel Chromium Wire) can be used in many applications in the classroom or lab. It's functional characteristics are the same as nichrome wire. It's makeup is 15% Cr, 4% Al, Balance Fe. Maximum operating temperature is 1150°C. Density is 6.74g/cm^3.
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US$27.93
Nichrome Wire (Nickel Chromium Wire) can be used in many applications in the classroom or lab. It's functional characteristics are the same as nichrome wire. It's makeup is 15% Cr, 4% Al, Balance Fe. Maximum operating temperature is 1150°C. Density is 6.74g/cm^3.
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US$16.73
This has a detachable cover and banana plug terminals. 75mm diameter bell. Accepts 3 to 4.5V.
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US$63.05
This density cube set containts the follow metal cubes: Aluminum, Brass, Copper, Steel. 1.25" (3.2cm) cubes. Hooks installed in each cube.
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US$11.81

Electrodes are designed to help facilitate electricity experiments.

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US$5.36

Electrodes are designed to help facilitate electricity experiments.

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US$35.00
This is the spare belt for the EISCO Van De Graaff Generator (PH0918A).
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US$283.92
This is a hand crank Van de Graaff Generator designed for electrostatic experiments and where a continuous source of high voltage is required. This excellent quality generator consists of an aluminum collector sphere (mounted above the neoprene belt) and a sturdy base with removable terminal housing. The clear belt housing tube allows for easy viewing of the moving parts. 1000,000 volt potential.
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US$53.63
Rectangular sheet metal case and polythene insulated lid with finger flap to facilitate removal. Fitted with 4mm socket. Front glass window slides up to allow insertion of ionizing material in chamber.
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US$165.62
The display will show the number of Coulombs deposited into the instrument either by current through a resistance or from a capacitor or from a source of static electricity like a charged plastic rod. A electroscope will deflect its vane but this instrument shows the charge digitally in Coulombs up to 1.999 nano Coulombs.
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US$62.64
To study the principle of capacitance, its relationship with charge and voltage, its dependence on surface area of conductors and dielectric medium between two plates. It consists of 120mm circular metal discs mounted on insulated supports that slide on a extruded aluminium section to adjust the distance between the two discs.
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US$30.60
2 electrostatic pompons used for eletrostatic experiments. A metal rod mounted on an insulated plastic stand carries a round metal plate at its top and a fringe of 40 colored nylon cords. When the plate is touched with an electrostatically charged rod, the cords become charged and spread out into a wide cone by mutual repulsion.
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US$11.93
Economy steel magnets with keepers. Individually packaged pairs.
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US$4.90
Used to study static and friction. 30cm length rod - 12mm in diameter.
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US$420.42
Table top tesla coil with adjustable spark gap. Also Includes two antenna plates, small neon lightbulb, mini discharge electrode and lamp socket. This hands-free Tesla coil is used to demonstrate the unusual properties of high-frequency electrical phenomena. This electrifying device teaches about transformers, electromagnetism, resonating electrical circuits, electric inductance, capacitance, and electrical power transmission.
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US$36.31
This apparatus allows students to study the magnetic fields around a wire. A heavy brass wire with terminals is arranged on a clear plastic base. Also included are one each 45mm compass and six each 16mm compasses. Dimensions 7" x 3" x 4".
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US$34.99
Oersted's Law Apparatus demonstrates the action of electric current on a magnet. Made of a cobalt steel needle 75mm long with agate bearing supported by pivot mounted on a plastic base and surrounded by a rectangle frame of 13 x 5cm fitted with terminals.
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US$6.99
This economy compass comes complete in a brass case.
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US$3.16
This economy compass comes complete in a brass case.
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US$2.79
Glass face. Aluminum case. Diameter: 0.6 in. (1.3cm).
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US$8.13
The Magnetic Needle Stand is a non-magnetic metal pillar with a carbon steel point on a plastic base with an overall height of 110mm.
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US$50.90
This lower cost alternative to the standard magnetic field chamber is great for the classroom. Performance with respect to the symmetry of fillings distribution is slightly decreased from the premium versions. (1) Magnetic field chamber, (1) Cylinderical bar magnet.
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US$62.72
Plates with matrices of 98 small circular chambers contain an iron rod, which functions as effectively as a plotting compass. The transparent plates can be arranged in various ways including as faces of a cube or as a single large two-dimensional surface. This versatility allows you to show the configuration of magnetic fields in one or two dimensions.
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US$53.63
Comprising of a transparent plate having a matrix of small circular chambers, each chamber containing an iron rod and functioning independently with as a plotting compass. This plate is an excellent tool to view magnetic fields and due to its transparent nature is suitable for OHPs. Size is 250 x 250 mm.
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US$40.80
A small electromagnet mounted on a plastic case with 4mm safety connections. The voltage supplied through those connections power the electromagnet (maximum of 12V). Students can observe the change in strength of the electromagnet by changing the input voltage. Paper clips are ideal to use as weights to demonstraight this.
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US$11.29
Fine packed iron fillings for magnetic filled mappings in plastic jar - useful for experiments with magnetism.
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US$7.47
Weight (lb)0.2. Length (in)0.4. Width (in)0.3. Height (in)0.2.
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US$11.78
Coarse packed iron fillings for magnetic filled mappings in plastic jar - useful for experiments with magnetism.
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US$6.36
Candy bar style breakable magnets. 2" in length.
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US$13.63
An Alnico Horshoe Magnet in a cardboard box.
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US$11.13
1.5" Alnico Bar Magents (Pair) with spacer and keepers. Supplied in cardboard boxes 38 x 11 x 6 mm.
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US$6.36
150x12x5mm (approximate size). Chrome steel magnets. Perform a variety of activities and experiments involving magnetism. Low magnetic stregnth for careful experiments.
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US$6.36
100 x 12 x 5 mm (approximate size). Chrome steel magnets. Perform a variety of activities and experiments involving magnetism. Low magnetic stregnth for careful experiments.
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US$4.77
Economy chrome steel horseshoe magnet with keepers.
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US$784.42
This advanced ripple tank from EISCO comes complete with all accessories needed for wave investigations. Tank is intensely illuminated by a strong light source, and synchronized with the wave generator to help students observe the wave patterns on a workgroup table. The frame is made of reinforced plastic and with foam beaches (to negate reflections). Set includes: (1) Vibration Generator (1) Wave monitor unit (1) Projection screen (1) Wave dippers (1) Lever arm and support (1) Ripple tank (1) Projection mirror (1) Set of footers with adjustment screws (1) Set of lucite/perspex objects.
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US$308.18
The Ripple Tank is a dual purpose vesatile tank allowing all types of waves and wave motion. Supplied in foam packing and consists of the following components: Ripple Tank 40cm x 40cm. Push fit legs. Rippler motor with eccentric cam, mounted on PVC bar. Three supports for illuminator and the motor unit. Motor hanging clamps. Springs for motor support. Lamp Unit Halogen 6 volts. Hand Stroboscope. Concave Perspex Plate. Convex Perspex Plate. Rectangular perspex Plate. Curved Reflector. Barrier Large. Barrier small. Plastic roller Bar.
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US$83.86
Apparatus is designed to show vibrations in a stretched cord and investigate the relationship between frequency, tension and density. In addition the provision of electrical contacts, opened and closed by the vibrating armature, allow the apparatus to be used as a high speed changeover switch.
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US$50.90
Comprises two nickel plated forks A (440 Hz) mounted on individual boxes. One fork is provided with adjustable mass by means of which frequency may be shifted from the nominal 440 Hz .When both forks are sounded a clearly audible 'beat' is produced, its rate depending upon the difference in frequency between the forks.
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US$26.25
Best quality nickel-plated, plain shanks. Frequency : C (256), D (288), E (320), F (341), G (384), A (426), B (480), C (512).Set of 8 Steel supplied in plastic case. 6.5" x 4.5" Plastic case.
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US$135.92
This advanced apparatus demonstrates both longitudinal and transverse wave motions. Consisting of a number of eccentric discs supporting a series of metal rods revolving on a handle, transverse waves are obtained. Longitudinal waves are obtained from the bent rods.
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US$131.45
This advanced apparatus demonstrates both longitudinal and transverse wave motions. Consisting of a number of eccentric discs supporting a series of metal rods revolving on a handle, transverse waves are obtained. Longitudinal waves are obtained from the bent rods.
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US$46.13
EISCO wave form helix is used to study wave behavior. The helix is a metal slinky spring that stretches for demonstrating wave forms, and can be used on stairs with a tall step height for further experimentation. The helix measures 20.0cm (H) when compressed, and has a wooden stand for display and storage.
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US$12.59
This is a Wave Form Helix that can be: (1) used as a scientific instrument to measure a wave function (it actually has a higher spring constant than the classic toy); or (2) unleashed down a wicked set of stairs.
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US$875.00
More advanced Spectrometer, Easy to set-up and use.Includes grating and holder, prism, illuminated magnifier, auto-collimation mirror, and detailed instruction manual. Supplied in wooden carrying case. This instrument whilst robust enough for individual student use also intended for more advanced work. Scale 150 mm diameter circle is fixed, and the table and telescope movements are completely independent of each other. Both movements can be read to 30 sec. of arc by means of double ended verniers. Both rotations have fine adjustment screws, and release of a clamping screw enables coarse adjustment to be made by hand.
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US$6.75
PH0615BULB Replacement bulb 12v 24w for Light Box & Optical set 12v 24w replacement bulb for Eisco light box and optical set (PH0615) 12v 24w...
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US$73.15
Set Includes: 1 Rectangular Block 75 x 50 x 15mm. 1 Semi-Circle 90mm base x 15mm thick. 1 Equilateral Prism 75mm side, 15mm thick. 1 Double Convex Lense 90mm long, 23mm at center. 2 Double Concave Lenses 90mm long, 10mm at center.
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US$9.69
3.5" Semi Circular Block - Glass, dia 90 x 16mm thickness. Clear glass, all faces are polished. Pitcure shows 2 blocks only one 3.5" semi circular glass block is represented in listing.
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US$17.95
This set is of highly polished acrylic equilateral prisms -- 25mm sides and lengths of 25, 50 and 100mm.
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US$13.58
This convex mirror is silver backed with a protective coating.
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US$6.30
Magnifier Glass with handle. 50mm Diameter Glass. Focal length 5.75". Lab quality magnifiers. Chrome plated metal frame with hard black handle.
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US$144.54
This model demonstrates the conversion of mechanical energy into electrical energy, specifically a water turbine. Turbine is fitted with a transparent cover to show inner workings with inlet and outlet tubes. This is directly connected to a dynamo to generate electricity.
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US$26.96

This radiometer comprises a partly evacuated glass bulb about 70mm in Diameter mounted on a round base, containing at its centre a fine pivot which supports four light weight metal arms. One side of each vane is blackened , the reverse side is bright. When the light strikes the wings, it transfers the heat to each one, but not at the same degree.

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US$61.59
This apparatus demonstrates the behavior of a bimetallic strip when heat is applied. This unit consists of a bimetallic strip on a 130mm x 80mm x 30mm base. A 12V halogen bulb is mounted right below a metallic strip. The bimetallic strip is heated by the glow of the bulb, which then bends, the circuit breaks and the bulb goes off. Once the bulb cools, the circuit becomes complete, the bulb glows and the sequence is repeated. Sockets are safety sockets.
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US$29.98
Demonstrates the operation of a thermostat. A vertically mounted bi-metallic strip is used to open or close an electrical circuit with change in temperature. Consists of binding posts for connection to low current circuits and adjustable contacts.
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US$20.68
Stand with a receptacle for a ball at the top. 18 mm ball, a square piece of sheet metal and a trigger of sheet metal included. Pulling and releasing the trigger causes the square sheet to slide out from under the ball, dropping the ball in the receptacle by inertia.
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US$111.30
This is useful for demonstrating the properties of velocity. Demonstrates that the horizontal component of velocity of a body thrown vertically upward from another body moving horizontally is the same as that of the body moving horizontally.
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US$126.35
This Apparatus demonstrates the relationship between forces acting on a point. Simple to use—just adjust pulley position and amount of weight on demonstration board. Includes: Demonstration board, 26 x 20 in. (66 x 51cm); two aluminum pulleys, 2.0 in. dia. (50mm); mounting clamps; three nickel-plated iron hangers, 1.76 oz. (50g); 12 slotted weights, each 1.76 oz. (50mm).
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US$165.62
The Projectile Launcher is solidly built to launch a projectile at any angle from -15° to +90° straight up. Solidly built to withstand the rigors of a hands-on lab and precision machined for reproducible results. This handy projectile launcher clamps to any table top. Compatible with electronic timer. Range up to 3m (10ft.). Infinitely adjustable by turning and locking latch to desired position. Any desired angle up to 90°. Adjusts with launcher mount and brace means maximum flexibility plus great rigidity. Measure your angle within 1/2° accuracy with inclined bob.
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US$41.36
This complete apparatus has a 15cm adjustable scale. The adjustable scale helps to prevent parallax error. Scale is marked in millimeters and mounted on sturdy 30cm support rod and a wooden base. A hook supporting a coiled spring with a mass hanger and indicator is attached to rod. 
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US$45.40
L-section launcher with holes for locating two 19 mm diameter steel balls which act as projectiles. Launcher is released by push button and projects one ball forward while allowing the other to fall freely. Demonstrate the effect of gravity on falling bodies. 2 metal spheres included.
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US$90.00
A platform is supported on spring steel strips which is made to oscillate in the horizontal plane under various loads. Two aluminum trays 130 x 50 mm., held approximately 200mm apart on spring steel strips attached to their sides. One tray has holes to take three equal mass cylinders, approximately 100 x 25 mm, length x diameter. Three support pins to fit radial holes in cylinders.
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US$444.99
Set Inculdes: Pulleys - (8) single, (2) double sheave, EISCO ball bearing frictionless pulleys. Wooden base 20 x 15 cm fitted with one vertical rod of size 61 cm x 12.5 mm and one horizontal rod size of 20 cm x 9.5 mm with clamp. Collars with hook - 6. Right angled clamp - 1. Wheel & axle - 1. Cord - 2 rolls. Tommy bar to tighten vertical rods - 1. Hooked Masses Brass, with hooks. 1 x 10g, 2 x 20g, 1 x 50g, 1 x 100g, 2 x 200g, 1 x 500g, 1 x 1000g - total 9 weights. Instructions.
Delivery within 2-3 weeks
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US$22.40
Clamp has a 45mm plastic pulley with bracket for bench mounting up to 25mm thickness. Can be used with a force table as well. 
Delivery within 2-3 weeks
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US$26.25
Comprising a 50 mm diameter nylon ball bearing pulley, carried on a two part aluminium frame, designed primarily for clamping to the edge of a bench, table etc. With the pulley overhanging the edge and in a vertical plane. Overall length of frame (pulley bar) 110 mm. Maximum clamp opening 25 mm.
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US$22.68
Bench clamp pulley 50 mm diameter pulley with metal ball bearing carried on a two part aluminium frame, designed primarily for clamping to the edge of a bench, table etc. With the pulley overhanging the edge and in a vertical plane. Overall length of frame (pulley bar) 110 mm. Maximum clamp opening 25 mm.
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US$8.40
Single, open sided frame, with hooks at each end carrying three ball bearing plastic pulleys with diameters of 25, 38 and 50 mm respectively. The open side frame greatly facilitates stringing up as no 'threading' is involved.
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US$27.22
Apparatus consists of a set of five interconnecting glass tubes of different diameters to illustrate the relationship between capillary rise and tube diameter. The tube is supplied with a plastic stand.
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US$36.32
Illustrates that liquid levels contained in vessels of different shapes will rise to the same level regardless of the differences in vessel shapes. This communicating vessel consists of a set of four interconnecting glass tubes of different diameters and shapes mounted on a plastic stand. This is an excellent tool for the observation of fluid dynamics.
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US$63.59
The Spouting Cylinder is made of Perspex which gives a clear view of the variation level of liquid and pressure. A spouting cylinder demonstrates that the pressure of a liquid depends on depth/height.
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US$30.74
Features: Apparatus for illustration of Boyle's law of gas pressure and volume relationship. Consists of plastic, graduated syringe mounted on wooden block and attached to another platform for demonstration purposes. Pressure volume generated by stacking varying weights on top for measurement (weights sold separately). Measures 29.0 x 12.0 x 18.0cm (H x W x L).
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US$31.53
To study the relationship between mass & density. Set of 5 cylinders having same mass & dia 0.50" varying lengths.
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US$98.28

This set contains two drilled balls each of the following materials: aluminum, brass, cork, lead, steel, and wood. These are perfect for pendulum experiments but can be used for a variety of lab needs. Plastic case with foam insert. 25mm in diameter. Total of 12 balls.

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US$44.54
The set consists of six 20mm cubes of the following metals: brass, lead, zinc, copper, aluminum, and iron. Perfect for investigating density.
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US$11.81
These high resolution, aluminum spring balances are classroom quality and high resolution.
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US$11.81
These high resolution, aluminum spring balances are classroom quality and high resolution.
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US$9.04
This acrylic body spring scale with large has easily read flat scales and is zero adjustable.
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US$6.82
This acrylic body spring scale with large has easily read flat scales and is zero adjustable.
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US$6.36
This acrylic body spring scale with large has easily read flat scales and is zero adjustable.
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US$54.50
Metalware set for laboratory use. Contains base, rod, clamp, and retort ring for lab experiments. Stainless steel rod with powder-coated base for durability. Base measures 20.0 x 12.5cm (L x W), and rod measures 600.0mm (H). Suitable for high school or college students, or ages 14 to 21.
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US$135.45
(1) base, (1) rod, (1) beaker tong, (1) crucible tong, (1) tripod stand, (1) wire gauge, (1) boss head, (1) clamp, (1) retort ring with boss head, (1) burette clamp double, (1) test tube holder, (1) test tube stand (z-shape), (1) test tube brush- spatula.
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US$90.00
Demonstrates the molecular activity in gasses. To understand and study motion and behavior of molecules in gases. An electric motor, running at 4 to 12V DC vibrates a small platform inside a transparent tube so that a set of many small stainless steel balls are vibrated violently inside the tube.
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