Chemistry
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Distillation
Distillation Apparatus
To separate 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. Kit consists of 300 mm Liebig condenser, 50 mm dia. Kjeldahl flask, 500 ml boiling flask, cast iron base with support rod, clamp, tripod, wire gauze, and a 500 ml Erlenmeyer flask.
CH10850 -
Distillation
Distillation Apparatus Set
An inexpensive but versatile distillation apparatus. The Kit consists of:
- 500 ml Filtering Flask,
- 500 ml Round Bottom Borosilicate Flask with Side Tube,
- 300 mm Graham Condenser,
- 250 ml Erlenmeyer Flask,
- Glass Stopper,
- Support Stand with Rod,
- Burette Clamp,
- Extension Clamp,
- Clamp Holder,
- Activity Guide.
CH10852 -
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Distillation
Distillation Apparatus
With ground glass standard interchangeable joints. Borosilicate glass. Comprises round bottom flask with 24/29 socket, still head with 24/29 &19/26 cones and 19/26 socket, condenser with 19/26 socket and cone, receiver with 19/26 socket, separating funnel 100 ml with 19/26 cone.
CH10856 -
Conductivity Meter
Conductivity Meter
To quantitatively measure the conductivity of solutions. This conductivity meter uses a green and a red light emitting diode (LED) to indicate relative conductivity. The light varies with the conductivity. requires 9 volt battery (not supplied). With instruction manual.
CH10937 -
Electrolysis
Electrolysis of Water
Economical and compact design to observe the electrolysis of water and collect small volumes of hydrogen and oxygen gases. Consists of a stand assembly, electrodes, 2 attached wires with alligator clips, 2 test tubes, and trough. Requires a 6- or 9-V battery (not included). Supplied without solutions. With instructions.
CH10938 -
Misc.
Hoffman Voltmeter, Complete Set
To Observe the effects of electric currents on liquids. Eudiometer tube having capacity of 50 ml and graduation of 0.2 ml is made of strudy Borosilicate glass with a large center reservoir bulb. The unit comes with a stand and a pair each of carbon and platinum electrodes. It runs on a 6 V battery or low-voltage power supply (not included). Includes instructions. Ready to use.
CH10939 -
Electrolysis
Brownlee Electrolysis Apparatus
Improved design with greater safety for accurate and precise use. The apparatus features front spring clips for easy removal of the test tubes while they remain submerged. With both ungraduated and graduated test tubes. Supplied with battery jar and instructions.
CH10948 -
Electrolysis
Student Wet Cell & Porous Cup
The set consists of a cell body of transparent plastic; a screw-on plastic ring; two brass electrode holders; 1 porous ceramic cup; ten electrodes: one each of aluminum, nickel, graphite, and iron; two each of copper, lead and zinc; and instructions.
CH10949












