Sodium thiocyanate
CAS No: 540-72-7
Molecular formula: NaSCN
Molecular weight: 81.07
ALIAS: Sodium Rhodanide, Sodium Sulfocyanate, Sodium Rhodanate, Sodium Isocyanate, sodium Isothiocyanate, Thiocyanic Acid, Sodium Salt
Properties: NaSCN, a white rhombic system crystal, is soluble in water, ethanol, acetone; Relative density is 1.735. Melts at approx. 287° C. Decomposes on heating and under influence of light producing toxic fumes of sulfur oxides, nitrogen oxides and cyanides. Reacts violently with acids, strong bases and strong oxidants.
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
Packing: 25 kgs net in PP bag with inner of polyethylene bag.
Storage: Keep in tightly closed bags. Store in cool, dry, ventilated area to prevent it from being deliquescent. Separated from acides, bases and oxidants
|
Index |
Premium grade |
Liquid |
|
NaSCN Min % |
99.0 |
98.0 |
50--53 |
|
PH value in water(50g/L) |
6.0--8.0 |
6.0--8.0 |
6.0— 8.0 |
|
Clarity Test in water(100g/L) |
Clarity |
Clarity |
Clarity |
|
Insoluble substance in water Max % |
0.005 |
0.005 |
0.001 |
|
Chlorid(Cl - ) % Max |
0.02 |
0.02 |
0.01 |
|
Sulfate(SO4 2- ) % Max |
0.001 |
0.001 |
0.001 |
|
Heavy metal(Pb) % Max |
0.002 |
0.002 |
0.002 |
|
Iron(FE) % Max |
0.0002 |
0.0002 |
0.0001 |
