Potassium Disulfite, ≥98%, 500g

Potassium Disulfite (K₂S₂O₅), also known as potassium metabisulfite, is a versatile reducing agent and preservative widely utilized in laboratory applications. This high-purity compound serves as an essential reagent in analytical chemistry, food science research, and microbiological studies. It is commonly employed as an antioxidant in sample preparation, a dechlorinating agent in water analysis, and a reducing agent in various chemical syntheses.

• Purity: ≥98% assay, suitable for research and analytical applications
• Package Size: 500g, ideal for routine laboratory use
• CAS Number: 16731-55-8
• Molecular Formula: K₂S₂O₅ (Molecular Weight: 222.32 g/mol)
• Appearance: White to off-white crystalline powder with characteristic sulfur dioxide odor
• SKU: P2522-500G