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1 Gram |
Negotiable |
(R)-5 7-difluorochroman-4-ol (R)-5 7-difluorochroman-4-ol manufacturer 1270294-05-7
Hangzhou Jinlan Pharm-Drugs Technology Co., Limited is located in Hangzhou, Zhejiang Province. Neighboring Ningbo port, Shanghai port, Hangzhou Xiaoshan Int’l Airport and Shanghai Pudong Int’l Airport, the transportation and production environment are excellent.
We have established well market channels both domestically and overseas. Now JINLAN PHARMA is authorized by some Chinese chemical factories as universal agency and international area agency. Our products are exported to more than 100 countries and enjoy a well reputation, including Europe, USA, South America, India, south-east Asia and so on. Such as Canada, Germany, Spain, Australia, Russia, UAE, Estonia, Indonesia, Egypt, Pakistan and so on. Our machines with Excellent quality, Competitive price, Good after-service, are highly welcomed by our customers. We are pleased to know you and hope to be good friend and cooperator with you for our products. I am sure you will be satisfied with us.
Based on the philosophy of “Human-orient, Technical first, Quality product and High efficiency, Fact and Innovation”, JINLAN PHARMA highly welcome friends from all over the world to cooperate and get co-development.
CERTIFICATE OF ANALYSIS
Product Name |
R-5,7-difluorochroman-4-ol |
Batch NO. |
RY20201022 |
|
Production date |
2022.10.22 |
Expired Date |
2022.10.21 |
|
CAS NO. |
1270294-05-7 |
Standard |
Enterprise standard |
|
Tests |
Limits |
Test results |
||
Appearance |
White to pale yellow powder |
Conforms |
||
Identification |
IR: the infrared absorption spectrum of test sample should be consistent with the standard spectrum |
Conforms |
||
The retention time of main peak of test sample should match with the retention time of main peak of standard. |
Conforms |
|||
Water |
≤0.2% |
0.13% |
||
Residue on ignition |
≤0.1% |
0.05% |
||
The any individual impurity |
≤1.0% |
0.16% |
||
The total impurities |
≤2.0% |
0.45% |
||
Enantiomer |
≤0.5% |
0.14% |
||
Assay |
≥98.0% |
99.5% |
||
Conclusion: This batch meets enterprise standard. |
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