Тиоцианат натрия

Physical and Chemical Properties: 1)Physical State: Clear hygroscopic crystals, odorless 2)Melting Point: -100 C 3)Boiling Point: Decomposes 4)Specific Gravity: 1.0 min. 5)Solubility: 139g/100ml at 21 C 6)Flash Point: Not considered to be a fire hazard 7)Stability: Stable under ordinary conditions, hygroscopic/light sensitive Specification: 1) Appearance: Crystalline Powder 2) Assay: 99.0% min., 98%, 96% 3) Insolubles in Water: 0.002% max., 0.005% max, 0.02% max 4) Chlorides: 0.01% max., 0.02% max, 0.02% max 5) Sulfates: 0.01% max., 0.02% max, 0.04% max 6) Heavy metal: 20 ppm max., 20 ppm max, 20 ppm max 7) Fe: 2 ppm max., 5 ppm max, 10 ppm max 8)Water 0.5 Or 1.0 max, 1.0 or 1.6 max, 1.8max 9)Package: 25kg net PP bag with PE liner or 1000kg net PP bag with PE liner. Aqueous Solutionc: 1) Assay: 50.0--53.0% min. 2) Insolubles in Water: 0.005% max. 3) Chlorides: 0.05% max. 4) Sulfates: 0.05% max. 5) Heavy metal: 20 ppm max. 6) Fe: 5 ppm max. 7) Packing: 1.3MT net IBC tank ALIAS: Sodium Rhodanide, Sodium Sulfocyanate, Sodium Rhodanate, Sodium Isocyanate, sodium Isothiocyanate, Thiocyanic Acid, Sodium Salt Usage: Genaral: Mainly used in sectors of pharmaceuticals, pesticide, synthetic fibre, electroplating, photography, accelerator for cement etc Fibre industriy: As spinning solvent for polyacrylonitrile Architecture industriy: Hardening accelerator for cement and concrete mixes Pesticide: Raw material for the production of a number of herbicides and fungicides Pharmaceuticals: Raw material for the production of a number of pharmaceutical products Storage: Keep in tightly closed bags. Store in cool, dry, ventilated area to prevent it from being deliquescent. Separated from acides, bases and oxidants.