Synonym(s): Ammonium sulfocyanide; Thiocyanic acid ammonium salt
CAS Number: 1762-95-4
MDL: MFCD00011428
EINECS: 217-175-6
Formula: NH4SCN
Formula Weight: 76.12
Form: Crystalline
Melting Point: 1.305
Sensitivity: Light Sensitive & Hygroscopic
Solubility: Soluble in water, ethanol, methanol, ammonia, and acetone. Practically insoluble in CHCl3 and ethyl acetate.
Applications
Fertilizers, photography, fabric dyeing, zinc coating, electroplating, and as a separator of Zr and Hf, also Au and Fe
Grade Specifications
Maximum level of impurities: pH of a 5% solution 4.5-6.0 at 25°, Insoluble matter 0.005%, Residue after ignition 0.025%, Cl 0.005%, SO4 0.005%, Heavy Metals (as Pb) 5ppm, Fe 3ppm, Iodine-consuming substances 0.004 meq/g
Hazard Statements: H302-H312-H332-H402-H412
Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled. Harmful to aquatic life. Harmful to aquatic life with long lasting effects.
Precautionary Statements: P261-P280-P304+P340-P301+P312-P312-P501A
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Call a POISON CENTER or doctor/physician if you feel unwell. Dispose of contents/container in accordance with local/regional/national/international regulations.
Other References
Merck: 14,561
Beilstein: 3595135
Harmonized Tariff Code: 2842.90
TSCA: Yes
RTECS: XK7875000