| Purity: | 99% |
|---|---|
| Brand Name: | bona |
| Grade Standard: | Medicine Grade |
| Type: | skin disease |
| Place of Origin: | China (Mainland) |
| CAS No.: | 12650-69-0 |
Quick Details
Specifications
|
Item |
Specifications |
Results |
|
Description |
White or almost white crystalline powder |
Complies |
|
Solubility |
Practically insoluble in water,soluble in methylene chloride and in acetone;slightly soluble in methanol.Slightly soluble in phosphate buffer at pH values of 2 to 5 |
Complies |
|
Identifications |
Positive |
Complies |
|
Crystallinity |
Meets the requirements |
Complies |
|
Assay |
920~1020μg/mg |
994.5μg/mg |
|
PH |
3.5~4.5 |
3.60 |
|
Water |
≤1.0% |
0.08% |
|
Residual solvents |
||
|
Ethyl Acetate |
＜5000 ppm |
Complies |
|
Heptane |
＜5000 ppm |
Complies |
|
Acetone |
＜5000 ppm |
Complies |
Conclusion: Upon inspection .The results comply with USP 35.