
|
Item |
Standard |
Analysis data |
|
Appearance |
White crystals |
Conforms |
|
Specific rotation[α]D/20 (C=2 in H2O) |
+10.8°to +12.3° |
+11.65° |
|
Melting Point (ºC) |
159 to 161 ºC |
160ºC |
|
Chloride(C1) |
Not more than 0.02% |
0.005% |
|
Sulfate(SO4) |
Not more than 0.02% |
0.005% |
|
Iron(Fe) |
Not more than 10ppm |
8ppm |
|
Heavy metals(Pb) |
Not more than 10ppm |
<10ppm |
|
Arsenic(As2O3) |
Not more than 1ppm |
<1ppm |
|
Loss on drying |
Not more than 0.50% |
0.25% |
|
Residue on ignition |
Not more than 0.10% |
0.08% |
|
Assay |
98.0%~101.0% |
99% |
|
Conclusion |
The product conforms to the standard, the method of test consult AJI92 |
|
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