| ≥1 piece |
|
Items
|
Specifications
|
Result
|
|
Description
|
White or brown powder
|
Conforms
|
|
Content (dry basis)
|
≥98.5%
|
98.6%
|
|
Specific rotation
|
+18.0~+21.5
|
20.05
|
|
Loss on Drying
|
≤1.0%
|
0.38%
|
|
Residue on Ignition
|
≤0.3%
|
0.16%
|
|
Ammonium salt
|
≤0.04%
|
Conform
|
|
Heavy metals (as Pb)
|
≤0.003%
|
Conform
|
|
Arsenic
|
≤0.0002%
|
Conform
|
|
PH(10g/dl)
|
5.0-6.0
|
5.83
|