Specification
|
Items |
Specification |
|
Appearance |
White crystalline powder |
|
Particle Size (mesh) |
Through 20 |
|
PH |
3.0-4.5 |
|
Specific Rotation (°) |
-9.5~-11.0 |
|
Residue on Ignition (%) |
0.5max |
|
Loss on drying (%) |
0.5max |
|
Water (%) |
1.0max |
|
Heavy metals (ppm) |
10max |
|
As (ppm) |
1max |
|
Assay |
|
|
Storage |
Cool Dry Area |



