Sodium Thiosulfate

Sodium Thiosulfate Product Specifications

• Molecular Formula Na2S2O3
• Ph Level 6.5 - 8.0 in Aqueous Solution
• Usage Photography Water Treatment Medicine Gold Extraction
• Classification Chemical Compound
• Chemical Name Sodium Thiosulfate
• Molecular Weight 158.11 g/mol
• Grade Industrial Grade
• Application Fixer in Photography Dechlorination Agent Antidote for Cyanide Poisoning Analytical Reagent
• Type Inorganic Salt
• Structural Formula Na2[S2O3]
• Main Material Sodium Sulfur Compound
• Poisonous No
• Standard GB/T 10500-2009
• Form Solid
• Other Names Sodium Hyposulfite Hypo
• Density 1.667 Gram per cubic centimeter(g/cm3)
• EINECS No 231-867-5
• Shape Crystal Powder Form
• Boiling point Decomposes before boiling
• Solubility Highly Soluble in Water Insoluble in Alcohol and Ether
• Smell Odorless
• Purity 99% Min
• Taste Cooling Saline
• Storage Store in a Cool Dry Place Away from Moisture and Incompatible Substances
• CAS No 7772-98-7
• Melting Point 48°C (Pentahydrate)
• HS Code 28323090