| Model: | 50-02-2 |
|---|---|
| Brand: | DEXAMETHASONE BASE |
| Origin: | Made In China |
| Category: | Chemicals / Other Chemicals |
| Label: | 50-02-2 |
| Price: |
US $3916
/ KG
|
| Min. Order: | 1 KG |
| Live Chat: | Last Online:08 May, 2021 |
|
Items |
Standard |
Results |
|
|
Appearance |
White to practically white,odorless,crystalline powder |
white crystalline powder |
|
|
Identification (A,B) |
A:IR B:UV |
Complies |
|
|
Solubility |
Sparingly soluble in acetone,in alcohol,in dioxane,and in methanol,slightly soluble in chloroform;very slightly soluble in ether;practically insoluble in water. |
Complies |
|
|
Melting point |
About250℃ |
253.5℃～254.5℃ |
|
|
Specific Rotation |
+72°～+80° |
+76.8° |
|
|
Loss on drying |
≤0.5% |
0.06% |
|
|
Residue on ignition |
≤0.2% |
0.05% |
|
|
Chromatographic purity |
|||
|
- any individual impurity |
≤1.0% |
0.09% |
|
|
- total impurities |
≤2.0% |
0.36% |
|
|
Assay(HPLC, basis on drying) |
97.0%～102.0% |
98.1%
|
|
|
Particle Size |
100%＜30um |
Complies |
|
