Synonyms:
Ammonium Rhodanide, Ammonium Sulfocyanate, Ammonium Sulfocyanite, Ammonium Rhodanate, Thiocyanic Acid, Ammonium Salt
Molecular Formula: NH4SCN Molecular Weight: 76.12
Properties:
NH4SCN,a coloress crystalline solid that is soluble in water, methanol, ethanol, pyridine, acetone & ammonia and insoluble in ethyl acetate,methyl chloride and chloroform; melts at 149.6
; thermal decompositionat 170 may produce highly toxic fumes of hydrogen cyanide, hydrogen sulfide and toxic oxides of nitrogen, sulfur, and carbon.
Packing: 25 kilos each net,Kraft-plastic laminated bag with one inner liners of polypropylene bags
Storage:
Store away from incompatible substances. Keep in a tightly closed bags. Store in a cool, dry, ventilated area to prevent it from being deliquescent. Separated from acids, bases and oxidants.
Purity,% |
99.0min |
98.0min |
Loss on drying,% |
2.3max |
2.3max |
Ignition residue,% |
0.08max |
0.1max |
Water insoluble matter,% |
0.006max |
0.008max |
Chloride,% |
0.04max |
0.05max |
Sulfate,% |
0.04max |
0.05max |
Iron,% |
0.0001max |
0.001max |
Heavy metals,% |
0.002max |
0.002max |
PH(5%aqueous solution at 25 ) |
4.5-6.0 |
4.5-6.0 |
Iodine consuming substances,% |
0.03max |
0.05max |
Particle size thru a 10 mesh screen,% |
100 |
100 |
Color (50% solution)(APHA),% |
20max |
20max |