| ≥1 piece |
|
Item |
Specification （JP8） |
|
Identification |
Positive |
|
Appearance |
white crystal powder Odorless |
|
Chloride(Cl) |
Not more than 0.011% |
|
Sulfate(SO4) |
Not more than 0.014% |
|
Ammonium |
Not more than 0.02 |
|
Heavy metals(Pb) |
Not more than 20ppm |
|
Arsenic |
Not more than 2ppm |
|
Loss on drying |
Not more than 0.2% |
|
Residue on ignition(sulfated) |
Not more than 0.10% |
|
Assay |
Not less than 98.5% |
|
Total plate count |
Not more than 1000/g |