Sodium Bisulfite
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This article is compiled based on the United States Pharmacopeia (USP) – 2025 Edition
Issued and maintained by the United States Pharmacopeial Convention (USP)
CAS RN®: 7631-90-5.-This reagent is usually a mixture of sodium bisulfite and sodium metabisulfite [7681-57-4]. Use ACS reagent grade Sodium Bisulfite.
