Hebei Shengang Trading Co.,Ltd(expird)
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- Free
supplier - 8th
years
Free supplier
Business Type:Trading Company
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Country: 
China (Mainland)
Business Type:Trading Company
CAS NO.2392-39-4
Hebei Shengang Trading Co., Ltd is an experienced enterprise of supplier various kind pharmaceutical intermediates.
Our R&D center also offer custom synthesis services.
1.we have rich experience in this field.
2.we can provide competitive price for every customer and guarantee the quality of our goods.
3.we are attention to every customer's requirements and make a good relationship with them.
4.We have a long business relationship with many countries, such as Canada, Mexico, Brazil, United Kingdom, Russia, Germany, India, South Africa, Malta, Egypt, Armenia, Australia, Philippines, Belgium, Netherlands, Denmark ect.
if you have any other questions to consult me.please not hesitate to contact me at any time.
We just sell the products which are legal in china .And all products are only sold to labs for research.
Skype: freya698@163.com
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Mail:info@hbsgbiotech.com
English name: dexamethasone phosphate sodium
Molecular Formula:C22H29FO5
Molecular Weight:392.4611
CAS Registry Number:2392-39-4;55203-24-2
EINECS:219-243-0
Quality:CP/USP
Usage:Adrenocorticotropic hormone medicines, has anti-inflammatory, anti toxin, anti allergic effect.Adrenal cortical hormone drugs. Has anti-inflammatory, anti allergic and antitoxic, affecting glucose metabolism. For inflammatory, allergic disease, bovine ketosis and sheep toxemia of pregnancy etc.
|
Tests |
Specification |
Results |
|
|
Appearance |
White or almost white, very hygroscopic powder |
Conform |
|
|
Appearance of solution |
Solution S is clear and not more intensely colorured than reference solution B7 |
Conform |
|
|
Inorganic Phosphates |
≤1% |
<1% |
|
|
Appearance of solution |
Freely soluble in water, slightly soluble in ethanol (96%), pratically insoluble in Methylene Chloride |
Conform |
|
|
Identification |
a) IR b) TLC |
Conform |
|
|
Specific rotation |
+75°~+83° |
+78.6° |
|
|
Water and ethanol |
≤13.0% |
5.5% |
|
|
PH |
7.5~9.5 |
8.42 |
|
|
Related substance |
Impurity A ≤0.5%
Impurity B≤0.5%
Total impurities ≤1.0% |
0.06%
0.07%
0.88% |
|
|
Loss on drying |
≤0.5% |
0.2% |
|
|
Assay |
97.0%~103.0% |
98.8% |
|
|
Residual solvents |
Methanol≤3000ppm
Ethanol≤5000ppm
Acetone≤5000ppm
THF≤720ppm
Benzene≤2ppm
Ethyl acetate5000ppm |
68ppm
26ppm
Not detected
Not detected
Not detected
Not detected |
|
|
Conclusion |
Comply with the standard of EP7.0 |
||
