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Sodium Sulfide is the chemical compound with the formula Na2S, or more commonly its hydrate Na2S·9H2O. Both are colorless water-soluble salts that give strongly alkaline solutions.
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Sodium Sulfide is primarily used in pulp and paper industry in the kraft process and in leather treatment. It is used in water treatment as an oxygen scavenger agent and also as a metals precipitant, in chemical photography for toning black and white photographs.
Ammonium Sulfate or ammonium tetraoxosulfate (NH4)2SO4, is an inorganic salt with a number of commercial uses. The most common use is as a soil fertilizer. Its high solubil...
Citric Acid is a weak organic acid found in citric fruits. Being one of the strongest edible acids it is used widely as an acidifier and as a flavoring agent in the food in...
Formic acid, HCOOH or HCO2H, is the simplest carboxylic acid and it is an important intermediate in chemical synthesis.