Quality strictly according to Enterprise Standard: Q/HLX005-2007
|
Test items |
Specification |
|
Color |
White or similar to white |
|
Odor |
No odor |
|
Appearance |
Crystal powder |
|
Assay(dry) |
97.0-102.0% |
|
Arsenic |
3mg/kg |
|
PH |
5.0-7.5 |
|
Solute in water |
≤0.24% |
|
Loss on drying |
≤7.0% |
|
Residue on ignition |
≤0.2% |
|
Heavy metals |
≤0.0015% |