Sulfurous Acid, Reagent, ACS | Spectrum Chemical®

Sulfurous Acid, Reagent, ACS is an aqueous solution of sulfur dioxide, which is used as a reducing agent and disinfectant. It is a mild bleach used for materials which may be damaged by chlorine-containing bleaches. As an ACS grade quality reagent, its chemical specifications are the de facto standards for chemicals used in many high-purity applications and typically designate the highest quality chemical available for laboratory use. Spectrum Chemical manufactured Reagent ACS grade products meet the toughest regulatory standards for quality and purity.

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