- Synonyms: Potassium sulfocyanate, Potassium rhodanide - KSCN - M = 97,18 g/mol - CAS [333-20-0] - EINECS-No.: 206-370-1 - Density: 1,022 g/cm3 - LD 50 (oral, rat): 854 mg/kg (pure substance) - EC-Index-No.: 615-004-00-3 - Tariff number: 2842 90 80 80 - Applications: analytical chemistry, for determination of: iron. SPECIFICATIONS assay (argentometric): approx. 5%