CAS Registry Number

CAS 7782-99-2 — Sulfurous Acid c.a. 6%

Sulfurous acid is a weak inorganic acid primarily used in food preservation, water treatment for disinfection, and as a reducing agent in chemical synthesis. It is also applied in textile bleaching, paper production, and as a pH adjuster in various industrial processes. This chemical has a CAS number of 7782-99-2, a molecular formula of SO(OH)2, and a molecular weight of 82.08. It is typically stored at ambient conditions, though it must be handled with care as it carries a "Danger" signal word. Molekula supplies Sulfurous Acid c.a. 6% from research to bulk quantities with full documentation and ISO 9001:2015 traceability.