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Test Tube Stand (3-Tier)
this circular twelve place polypropylene Test Tube Stand has four 25mm dia holes and eight 19mm dia holes in its top plate
Fisheries & Fish Farming
Hofmann Voltameter and Spare Electrodes Item:Hofmann Voltameter Read InformationThe Hofmann Voltameter is a scientific tool used to perform electrolysis on water. It is composed of a glass container filled with a diluted solution of water and sulfuric acid, with two gas collecting tubes placed over platinum electrodes. Through the process of electrolysis, the water molecules are split into hydrogen and oxygen gases by an electric current passing through the platinum electrodes. The resulting gases are contained in the two
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