Professional China Yohimbine – EP BP USP Ready stock 42971-09-5 Vinpocetine – Yibai

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Professional China Yohimbine – EP BP USP Ready stock 42971-09-5 Vinpocetine – Yibai Detail:

Product name	Vinpocetine
Synonyms	Ethyl (3alpha,16alpha)-eburnamenine-14-carboxylate
Structure
CAS No.	42971-09-5
Appearance	White powder
Molecular Formula	C₂₂H₂₆N₂O₂
Molecular Weight	350.45
Application	Pharma grade or research purpose
Packing	As per your request
Storage	Preserve in tight,light-resistant containers in a cool place

	Vinpocetine CAS No.: 42971-09-5
ITEMS	STANDARDS	RESULTS
Appearance	It is white or very slightly yellow,crystalline powder	Complies
Solubility	Practically insoluble in water, soluble in methylene chloride, slightly soluble in anhydrous ethanol	Complies
Identification	IR: Should be positive	Complies
Identification	HPLC: the retention time of the main peak of the sample solution corresponds to that of the principal peak for the stock standard solution, as obtained in the test for organic impurities	Complies
Specific Optical Rotation	+127°to +134°	+130.8°
Related Substances (HPLC)	Impurity A: ≤0.6% Impurity B: ≤0.5% Impurity C: ≤0.3% Impurity D: ≤0.5% Unspecified Impurities: ≤0.1% Total Impurities: ≤1.0%	0.13% 0.04% NA NA 0.03% 0.20%
Loss on drying	≤0.5%	0.27%
Heavy metals	≤10ppm	Complies
Sulphated Ash	≤0.1%	0.05%
Assay(HPLC)	98.5%~101.5%	99.4%
Conclusion	Complies.

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√ Management layer’s full experience in factory and skilled technicians followers;
√ Quality is always our top consideration, Strict QC system;
√ 11 years experienced exporting sales team;
√ Independent R&D lab;
√ Two signed long term GMP workshops;
√ Rich resources of plenty idle factories for customized project;
√ High Efficiency working team with consistent path.
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We aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for Professional China Yohimbine – EP BP USP Ready stock 42971-09-5 Vinpocetine – Yibai , The product will supply to all over the world, such as: Burundi, Ethiopia, Canberra, Our qualified engineering team will usually be prepared to serve you for consultation and feedback. We are able to also deliver you with absolutely free samples to meet your needs. Best efforts might be made to offer you the ideal service and products. For anyone who is interested in our company and items, please make contact with us by sending us emails or contact us right away. In order to know our solutions and organization. ar more, you can come to our factory to determine it. We are going to usually welcome guests from around the globe to our corporation. o create small business relations with us. Please really feel no cost to speak to us for enterprise. nd we believe we are going to share the most effective trading practical experience with all our merchants.

Plant Extract

Vinpocetine

Yohimbine

Yohimbine Hydrochloride

The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.