Formula: C₄H₁₀O₂S₂ CAS: 3483-12-3 EC No.: 222-468-3 M (Molar Mass): 154.25 g/mol mp (Melting Point): 42-44°C Specific Rotation: [α]²⁰D +24° to +28° (c=1 in water) Solubility: Very soluble in water; soluble in ethanol, acetone

Assay (HPLC): ≥ 99.0% Appearance: White crystalline solid Melting Range: 41-45°C Identification (IR): Passes test Specific Rotation: [α]²⁰D = +26° ± 2° (c=1 in water) Loss on Drying: ≤ 0.5% Sulfated Ash: ≤ 0.1% Heavy Metals (as Pb): ≤ 10 ppm Reducing Capacity: ≥ 98% (reduces disulfide bonds) Sulfur Content: 40.5-42.0% Purity (HPLC): ≥ 99.0% pH (1% solution): 3.0-5.0