Potassium metabisulfite, K₂S₂O₅, also known as potassium pyrosulfite, is a white crystalline powder with a pungent sulfur odour. The main use for the chemical is as an antioxidant or chemical sterilant.
Formula: K2S2O5
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Sulphuric Acid
Sulphuric acid, also known as vitriol, is a mineral acid composed of the elements sulfur, oxygen and hydrogen, with molecular formula H₂SO₄. It is a colorless, odorless, and syrupy liquid that is soluble in water and is synthesized in reactions that are highly exothermic.Formula: H2SO4SKU: n/a -
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Chemicals
Phenolphthalein
Phenolphthalein is a chemical compound with the formula C₂₀H₁₄O₄ and is often written as “HIn” or “phph” in shorthand notation. Phenolphthalein is often used as an indicator in acid–base titrations. For this application, it turns colorless in acidic solutions and red in basic solutions.
Formula: C20H14O4SKU: n/a
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