Ginsberg Scientific Inc.

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US$59.00
Unit has a high-power silicon cell which converts light directly into electricity to operate a motor. Exceptionally high output 1/2v with 300 milliamps of current output in bright sunlight. Solar cell approximately 2" x 3" with plastic diffusing lens and protective mounting. Motor with special anti-friction bearings revolves approximately 400 RPM in bright sunlight.
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US$46.66
This is a great desktop item and attention-getter. Four powerful solar cells are mounted on a revolving disk and motor. This in turn is mounted to a plastic stand and base. Watch as the entire disk, solar cells included, begin to whirl around when the unit is placed in the sun. Instructions provided.
Delivery within 1-2 weeks
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US$4.24
This is a SPDT Knife Switch with Screw Type Binding Posts for a solid electrical connection, (4-1/2" x 2-1/2" x 1").
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US$4.24

This is a DPST Knife Switch with Screw Type Binding Posts for a solid electrical connection, 4-1/2" x 3-1/2" x 1".

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US$4.86
This is a DPDT Knife Switch with Screw Type Binding Posts for a solid electrical connection, 5-1/2" x 3-1/2" x 1".
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US$0.92
This is a 4" x 4" Wire Gauze without ceramic fiber centers and is excellent for high-temperature applications. The gauze is made of woven iron wire with turned edges, which prevents fraying.
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US$7.78
These Wood Splints are helpful for demonstrating oxygen's presence and support of combustion. 3/16" x 5-1/2" x .040 thick. 500/package.
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US$34.50
These detailed kits allow you to build simple inorganic compounds such as H20, NaCI, H2SO4, O2, and C12; simple organic molecules such as ethylene, acetylene, and propane; or complex compounds such as sugar and cyclohexane. Made from a super strong, unbreakable pre-colored plastic. The connecting bonding plugs fit securely yet are flexible enough for double bonding applications. The balls are precision drilled for correct bond angles.
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US$49.28
The 1/2" thick vacuum plate was designed to fit any jar 8-1/2" O.D. or smaller. A rubber gasket is also included. 9" outside diameter.
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US$9.24
These burner Tripods have a cast iron support ring with black enamel, acid resistant finish, detachable nickel-plated steel legs angled outward for better stability.
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US$1.08
These clinder are autoclavable and molded from tough translucent polypropylene with a a broad base for stability and raised graduations for easy reading.
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US$5.17
60mm OD x 18mm Tube Dia x 100mm Total Ht x 30mm Bowl Ht.
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US$0.77

Long Stem Utility Funnels smooth walled and molded from chemical resistant polypropylene with a 60 degree cone angle and external ribs to prevent air lock.

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US$2.00
PTC paper, which is often used when discussing heredity in biology classes, is paper soaked with phenol thiocarbamide (PTC).
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US$2.00

This is pH Test Paper Neutral Litmus, 100 strips per vial. Used to test for acid or alkili.

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US$2.00
This is pH Test Paper Blue Litmus, pH 4.3-6.8, 100 strips per vial. Used to test acids from pH 4.3 red to 6.8 blue/violet.
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US$5.08
This Digital Stopwatch comes complete with battery and carrying cord. Featured on this stopwatch are hour, minute, second, calendar display, 24 hour stopwatch, hourly chime, alarm, split time and total time, 12 or 24 hour mode option, and 1/100 second chronograph. Lightweight and easy to operate.
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US$107.80
This is a 4 piece high quality Precision Measurement Set in a high impact reusable plastic storage container. Includes: 1-Micrometer 0-25 x .01mm. 1-Vernier Caliper 150 x .05mm. Knife edge square 90 degrees. Ruler Steel 150mm.
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US$33.66
These Bomex Glass Brand Separatory Funnels have a conical shape, with ground glass Stoppers and Stopcorks.
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US$131.29

This 36 piece Glassware Kit contains all the essential borosilicate laboratory glassware. Included are the following: Griffin beakers, one 50ml, two 250ml and one 600ml -- Erlenmeyer flasks; one 50ml, two 250ml and one 500ml --six medicine droppers -- six stir rods 6" -- one graduated cylinder 10ml -- one graduated cylinder 100ml -- one serological pipet -- twelve test tubes 16x150mm -- one short stem funnel 75mm x 75mm.

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US$1.85
These are high quality Short Stemmed Funnels made of Borosilicate Glass.
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US$4.00

These Borosilicate Glass Cylinders come with removable stands for added stability and a bumper guard to prevent breaks.

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US$3.85
These Bomex Erlenmeyer glass flask have a narrow mouth, tooled top finish, metric capacity scale and thick walls. Does not include stopper. These Erlenmeyer or conical Flasks are excellent for school laboratories.
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US$18.48

Set contains twelve 3 1/2 X 4 1/2 polystyrene spot plates and each spot plate contains twelve 5.7mm depressions.

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US$16.87
The Graduated 5 ml Fermentation Tube is used for the fermentation of carbohydrates and for collecting and measuring the gases that are produced.
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US$7.32
This red rubber safety pipette filler is a bulb type filler. It has three valves which control the air release, liquid intake, and the dispensing of liquid through either a volumetric or Mohr pipette. The three valves are identified on the unit.
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US$128.98

With this distillation apparatus you can separate any mixture of two liquids by raising the temperature of the mixture to a point where one of the liquids will boil but the other remains liquid. Consists of: 300mm Leibig Condenser. Kjeldahl Ball 50mm in dia. 500ml Boiling Flask. Cast Iron Base with Support Rod. Clamp. Cast Iron Tripod. Wire Gauze. 500ml Erlenmeyer Flask.

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US$1.78
This Stoddard type Test Tube Clamp with Finger Grips is made of heavy gauge nickel plated steel wire and is 5 inches in length.
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US$1.08
The Mohr's Pinchcock Clamp easily fits over standard size tubing to effectively clamp off hoses and control the flow of solutions.
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US$2.31

These screw form Hoffman Clamp allows added control by a screw type adjustment which allows more or less air or liquid through.

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US$9.24
This is a polished aluminum clamp which will rotate and lock into any position. The clamp will hold a standard-size thermometer securely to a support rod. The clamp will accept rods up to 1/2" in diameter, and will rotate 360 degrees and lock into place.
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US$3.08
These are hooks collars that are very versatile to support for various lab experiments. Great for suspending pulleys and spring scales.
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