Ammonium Thiocyanate
Synonyms:Ammonium Rhodanide, Ammonium Sulfocyanate, Ammonium Sulfocyanide, Ammonium Rhodanate, Thiocyanic Acid
Molecular Formula: NH4SCN
Molecular Weight: 76.12
Properties: White crystalline powder, soluble in water, methanol, ethanol, acetone & ammonia and insoluble in ethyl acetate, methyl chloride & chloroform, decomposes at 170℃ and produces toxic fumes, hydrogen sulfide and oxides of nitrogen, etc.
Packing: 25kg each net, plastic bag with PE liner inside.
Storage: Keep in tightly closed bags, store in a cool, dry andventilated place, separated from acids, alkali and oxidants.
Items |
Specifications |
Assay, min |
99.0% |
98.0% |
APHA, max |
20 |
20 |
PH (5% solution) |
4.5-6.0 |
4.5-6.0 |
Chloride, max |
0.04% |
0.04% |
Sulfate, max |
0.04% |
0.04% |
Heavy Metal (as Pb), max |
0.001% |
0.001% |
Iron, max |
0.0003% |
0.0003% |
Water Insoluble, max |
0.005% |
0.005% |
Moisture, max |
1.0% |
2.0% |
Sodium Thiocyanate
Synonyms:Sodium Rhodanide, Sodium Sulfocyanate, Sodium Rhodanate, Sodium Isocyanate, Thiocyanic Acid
Molecular Formula: NaSCN
Molecular Weight: 81.07
Properties: White crystalline powder, soluble in water, ethanol and acetone, relative density is 1.735g/cm3, melts at approx. 287℃, thermal decomposing may produce toxic fumes of sulfur oxides, nitrogen oxides and cyanides, etc.
Applications: Raw material for manufacturing fungicides and herbicides, the spinning solvent for polyacrylonitrile, hardening accelerator for cement and concrete mixes, intermediate of pharmaceutical products and additive in electroplating, photography.
Packing: 25 kg each net, plastic bag with PE liner inside.
Storage: Keep in tightly closed bags, store in a cool, dry, ventilated place, separated from acids and oxidants.
Items |
Specifications |
Assay, min |
99.0% |
98.0% |
50-55% |
APHA, max |
20 |
20 |
20 |
PH (5% solution) |
6-9 |
6-9 |
6-9 |
Chloride, max |
0.04% |
0.04% |
0.04% |
Sulfate, max |
0.04% |
0.04% |
0.04% |
Heavy Metal (as Pb), max |
0.001% |
0.001% |
0.001% |
Iron, max |
0.0003% |
0.0003% |
0.0003% |
Water Insoluble, max |
0.005% |
0.005% |
0.01% |
Moisture, max |
1.0% |
2.0% |
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