產(chǎn)品詳情
|
Item |
Standard |
Analysis data |
|
Appearance |
White crystals or crystalline powder |
Conbs |
|
PH |
5.0 to 6.5 |
5.8 |
|
Melting Point(℃) |
223-225℃ |
225 |
|
Specific rotation[α]20/D (C=0.8 inH2O) |
+49 ±2 Degree |
+50.5Degree |
|
Loss on drying |
Not more than 1.0% |
0.65% |
|
Residue on ignition(sulfated) |
Not more than 0.20% |
0.07% |
|
Assay |
Not less than 99% |
99.5% |

