Ammonium chloride - 31107
Code: 31107
Ammonium chloride
Puriss. p.a., ACS Reagent, Reag. ISO, Reag. Ph. Eur., ≥99.5%
Salmiac ACS Reagent, Reag. ISO, Reag. Ph. Eur.
CAS Number: 12125-02-9 Linear Formula: NH4Cl Molar Mass: 53.49 g/mol Beilstein Registry Number: 4371014 EC Number: 235-186-4 MDL Number: MFCD00011420
| Property |
Value |
| Assay |
min. 99.5 % |
| Assay (calculated to the dried substance) |
99.5 - 100.5 % |
| Water insoluble matter |
max. 0.005 % |
| Loss on drying (105°C) |
max. 0.5 % |
| Residue on ignition (SO4) |
max. 0.01 % |
| PH (5 %, 25 °C) |
4.5 - 5.5 |
| Acidity or alkalinity |
complying |
| Arsenic (As) |
max. 0.00005 % |
| Calcium (Ca) |
max. 5 ppm |
| Copper (Cu) |
max. 0.0002 % |
| Iron (Fe) |
max. 2 ppm |
| Potassium (K) |
max. 0.005 % |
| Magnesium (Mg) |
max. 5 ppm |
| Sodium (Na) |
max. 0.005 % |
| Nickel (Ni) |
max. 0.0001 % |
| Lead (Pb) |
max. 0.0001 % |
| Zinc (Zn) |
max. 0.0002 % |
| Heavy metals (as Pb) |
max. 5 ppm |
| Nitrate (NO3) |
max. 0.0005 % |
| Phosphate (PO4) |
max. 2 ppm |
| Sulfate (SO4) |
max. 20 ppm |
| Iodide and bromide |
complying |
| Appearance of the solution |
complying |
| Property |
Value |
| Vapor Density |
1.9 (vs air) |
| Vapor Pressure |
1 mmHg ( 160.4 °C) |
| Freezing point |
338 °C |
| Density |
1.536 g/cm3 |
