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PH0576 Prisms and Lenses Set
PH0576 Prisms and Lenses Set
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.
Delivery within 2-3 weeks
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FSCI017 Optical Glass Lens Set - 3 Dbl Convex, 3 Dbl Concave, 38mm Dia - 20, 30, 50cm FL
FSCI017 Optical Glass Lens Set - 3 Dbl Convex, 3 Dbl Concave, 38mm Dia - 20, 30, 50cm FL
US$19.09
This lens set is perfect for doing optical experiments comparing focal lengths and convex vs. concave lenses. 38mm diameter glass lenses. 3 Double Convex, 3 Double Concave - 20cm, 30cm, 50cm Focal Lengths. Optically true glass. Ground, beveled edges.
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RBAPMD Black Rubber Bib Apron, Medium (27"W x 36"L)
US$13.83
RBAPMD Black Rubber Bib Apron, Medium (27"W x 36"L)
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SET00604 86 Piece Organic and Inorganic Chemistry Molecular Model Set with Case
SET00604 86 Piece Organic and Inorganic Chemistry Molecular Model Set with Case
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. 
Delivery within 2-3 weeks
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PH0403 Thermostat Model
PH0403 Thermostat Model
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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FSC1035 Premium Spoon Spatula, Polished Stainless Steel, Individually Wrapped, Pk/6
FSC1035 Premium Spoon Spatula, Polished Stainless Steel, Individually Wrapped, Pk/6
US$32.16
These spoon spatula tools are high quality and perfect for a variety of applications. Extremely versatile and well made.
Delivery within 2-3 weeks
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PH0823B Small Pocket Compass - Brass - 45mm diameter
PH0823B Small Pocket Compass - Brass - 45mm diameter
US$6.99
This economy compass comes complete in a brass case.
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TT0110 Light Rim Test Tubes, Borosilicate Glass, 20x150mm (Pk/24)
TT0110 Light Rim Test Tubes, Borosilicate Glass, 20x150mm (Pk/24)
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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ESRPH1197B Spectrum Tube Power Supply 115V CSA
US$360.36
This is safe and steady with a quiet operation. Voltage supplied prolongs operating life. Spring-loaded, totally enshrouded tube sockets eliminate electrical shock hazard. Will accommodate a considerable variation in tube length. Lighted ON/OFF rocker switch provides convenient operation. 115V 60Hz. Output rating: 5000V without spectrum tube; 1000V @10mA with spectrum tube.
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PH1196B-3 Helium Spectrum Tube
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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CH0687 Clamp Retort, 4 Prong, Cork Lined with Boss Head
CH0687 Clamp Retort, 4 Prong, Cork Lined with Boss Head
US$22.05
Four prong, diecasted alloy clamp retort with cork lined jaws with boss head. Accommodates rods up to 15mm in diameter. Jaw opening up to 90mm.
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PH0709N8 Super Ultimate Wave Form Helix with Wooden Stand, 20cm Closed Height
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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PH0918B Spare Belt for Van De Graaff Generator
PH0918B Spare Belt for Van De Graaff Generator
US$35.00
This is the spare belt for the EISCO Van De Graaff Generator (PH0918A).
Delivery within 2-3 weeks
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CH0094LP Premium Bunsen Burner w/ Flame Stabilizer & Gas Adjustment - Liquid Propane (LP)
CH0094LP Premium Bunsen Burner w/ Flame Stabilizer & Gas Adjustment - Liquid Propane (LP)
US$38.18
These premium bunsen burners allow for complete control with both air mix adjustment and gas flow adjustment. The flame stabilizer makes them safer than standard bunsen burners. Overall height is 6.5". Accepts 6mm to 8mm inlet tubing.
Delivery within 2-3 weeks
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PH0916B Gold Leaf Electroscope
PH0916B Gold Leaf Electroscope
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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