Molecular formula: NH4Cl
Molecular weight: 132.14
Property:White crystal powder; the density is 1.53; it is easily soluble in water and glycerol, and lightly soluble in alcohol.
Uses: it is widely used in metal welding, electroplate, tanning and electronic industry, or as emictory medicine in pharmaceutical field.
Executive standard: GB/T658-1988
| Item |
top grade pure GR |
analytically pureAR |
chemically pure CP |
| content(NH4Cl)/%≥ |
99.8 |
99.5 |
98.5 |
| pH range 50g/Lsolution, 25℃) |
4.5-5.5 |
4.5-5.5 |
4.5-5.5 |
| clarity test |
qualified |
qualified |
qualified |
| water insoluble/%≤ |
0.002 |
0.005 |
0.01 |
| ignition residue(in sulfate)/% |
0.005 |
0.02 |
0.05 |
| sulfate(SO4)/%≤ |
0.0005 |
0.001 |
? |
| nitrate(NO3)/%≤ |
0.001 |
0.005 |
? |
| phosphate(PO4)/%≤ |
0.0005 |
0.002 |
? |
| arsenic(As)/%≤ |
0.00002 |
0.0002 |
0.0002 |
| Ferrum(Fe)/%≤ |
0.0002 |
0.0005 |
0.0002 |
| calcium(Ca)/%≤ |
0.005 |
? |
? |
| Lead(in Pb)/%≤ |
0.0005 |
0.002 |
0.002 |
Packing: Outer woven bag, inner plastic bag, net weight 25/50kg.
Storage and transportation:It should be stored in cool, ventilated and dry warehouse to avoid moisture and direct contact with acid and alkaline substance. In transportation pay attention to rainfall and sunlight. Be careful in assembling to avoid package damage.
Notes:It has strong corrosivity. Please do not contact with the skin. Please wear working cloth, respirator and latex gloves in operation.
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