|
Item
|
Specifications |
|
|
Q320217UAP06-2008 |
BP2009 |
|
|
Appearance |
White crystalline powder |
White crystalline powder |
|
Assay(on dry base) % |
99.0-102.0 |
99.0-102.0 |
|
PH |
9.5-10.5 |
9.5-10.5 |
|
Sulfate (SO42-), ppm |
≤1200 |
≤300 |
|
Chloride(Cl-), ppm |
≤350 |
≤350 |
|
Mositure, % |
≤5.0 |
≤5.0 |
|
Heavy metals(Pb) ppm |
≤10 |
------------ |
|
Arsenic(As), % |
≤0.0002 |
------------ |