Ammonium Chloride 99% Extrapure
Confirming to IP, BP
Salmiac
Product Code. |
00198 |
Grade |
Extrapure |
Purity |
Min. 99% |
CAS No. |
12125-02-9 |
Molecular Formula |
NH4Cl |
Molecular Weight |
53.49 |
H.S.Code |
2827.10000 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White crystalline |
Odour |
Odorless |
| pH value |
4.5 - 5.5 |
Melting point/ Freezing point [°C] |
340°C |
Solubility in water [% weight] |
Soluble in water |
Packaging
Specification
| Appearance | White crystalline powder |
| Assay (argentometric) | Min 99% |
| Sulphate (SO4) | Max 0.015% |
| Heavy metal (as Pb) | Max 0.001% |
| Arsenic (As) | Max 0.0003% |
| Lead (Pb) | Max 0.001% |
| Calcium (Ca) | Max 0.02% |
| Iron (Fe) | Max 0.002% |
| Copper (Cu) | Max 0.0025% |
| Zinc (Zn) | Max 0.0025% |
| Residue on ignition (at 800°C) | Max 0.1% |
| Iodide, Bromide (I, Br) | Passes test |
| pH (5% solution) | 4.5-5.5 |
| Identity | Passes test |
| Clarity of solution | Passes test |
| Acidity or alkalinity | Passes test |
| Loss on drying (at 105°C) | Max 0.5% |
| Thiocyanate (SCN) | Passes test |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H302-H319
Precaution Statement: P305 + P351 + P338