Ammonium thiocyanate - 31120
Code: 31120
Ammonium thiocyanate
Puriss. p.a., ACS Reagent, Reag. ISO, Reag. Ph. Eur., ≥99% (AT)
Ammonium rhodanide ≥99%, ACS Reagent, Reag. ISO, Reag. Ph. Eur.
CAS Number: 1762-95-4 Linear Formula: NH4SCN Molar Mass: 76.12 g/mol Beilstein Registry Number: 3595135 EC Number: 217-175-6 MDL Number: MFCD00011428
| Property |
Value |
| Assay (argentometric) |
min. 99.0 % |
| Water insoluble matter |
max. 0.005 % |
| Residue on ignition (SO4) |
max. 0.02 % |
| PH (5 %, 25 °C) |
4.5 - 6.0 |
| Lead (Pb) |
max. 0.0004 % |
| Iron (Fe) |
max. 1 ppm |
| Copper (Cu) |
max. 0.0005 % |
| Heavy metals (as Pb) |
max. 5 ppm |
| Chloride (Cl) |
max. 0.004 % |
| Sulfate (SO4) |
max. 0.005 % |
| Sulfide (S) |
max. 0.001 % |
| I reducing matters (as SO2) |
max. 0.005 % |
| Property |
Value |
| Ignition Residue |
≤0.02% (as SO4) |
| Freezing point |
140 - 149 °C |
| Density |
1.3 g/cm3 |