Min.Order / FOB Price:Get Latest Price
10 Gram |
FOB Price:USD 20.0000 -25.0000 |
Vinpocetine Vinpocetine powder 1617-90-9
Xi'an Julong Bio-Tech Co., Ltd. is located in Xi'an City, Shaanxi Province, China. It is a biotechnology enterprise engaged in the research, development, production and sales of animal and plant extracts, cosmetics, pharmaceutical raw materials and intermediates. The company has complete experimental facilities. And advanced testing instruments ensure the stability of product quality from all aspects. The company has a complete sales service system, the products are exported to countries all over the world, and have won a good international reputation with excellent quality and excellent service.
The company has been adhering to the basic principles of "integrity, quality, service, and win-win" to serve customers, constantly strict requirements, set goals, and implement win-win development.
1. All inquiries will be replied within 12 hours.
2. Dedication to quality, supply & service.
3. Strictly on selecting raw materials.
3. OEM/ODM Available.
4. Reasonable & competitive price, fast lead time.
5. Sample is available for your evaluation & Formulation development.
6. Faster delivery:Sample order in stock and 3-7 days for bulk production.
7. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder.
8. After-Sale Service:
1) International Authorized Third-Party Test For The Products You Demand.
2) 30 Days Warranty of quality of goods.
Item |
Vincamine |
Appearance |
White powder |
Specification |
99% |
CAS |
1617-90-9 |
Vincamine is a vasodilator and anti-ischemic that increases blood flow to the brain. Vincamine is known primarily as a vasodilator and is in general use as a treatment for dementia.
Vincamine is produced through two chemical reactions beginning with the catalytic reduction of tabersonine, an alkaloid extract of Voacanga seeds. The resulting product, vincadiformine is oxidized forming vincamine.
Specification
Item |
Specifications |
Assay (HPLC) |
98.5%~101.5% |
Appearance |
White or slightly yellow, crystalline powder |
Solubility |
Practically insoluble in water, soluble in methylene chloride, slightly soluble in anhydrous ethanol |
Specific optical rotation |
+127°~+134° |
Identification |
A. Specific optical rotation should comply |
|
B. IR: Infrared absorption spectrum of test and standard are concordant |
|
C. HPLC: The retention time of the main peak of the sample solution corresponds to that of the principle peak for the stock standard solution, as obtained in the test for organic impurities |
Related Substances (HPLC) |
Impurity A ≤ 0.6% |
Loss on drying |
≤0.5% |
Residue on ignition |
≤0.1% |
By Express |
By Air |
By Sea |
||
Suitable for under 50kg |
Suitable for more than 50kg |
Suitable for more than 500kg |
Xi'an Julong Bio-Tech Co., Ltd. is located in Xi'an City, Shaanxi Province, China. It is a biotechnology enterprise engaged in the research, development, production and sales of animal and plant extracts, cosmetics, pharmaceutical raw materials and intermediates. The company has complete experimental facilities. And advanced testing instruments ensure the stability of product quality from all aspects. The company has a complete sales service system, the products are exported to countries all over the world, and have won a good international reputation with excellent quality and excellent service.
The company has been adhering to the basic principles of "integrity, quality, service, and win-win" to serve customers, constantly strict requirements, set goals, and implement win-win development.
1. All inquiries will be replied within 12 hours.
2. Dedication to quality, supply & service.
3. Strictly on selecting raw materials.
3. OEM/ODM Available.
4. Reasonable & competitive price, fast lead time.
5. Sample is available for your evaluation & Formulation development.
6. Faster delivery:Sample order in stock and 3-7 days for bulk production.
7. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder.
8. After-Sale Service:
1) International Authorized Third-Party Test For The Products You Demand.
2) 30 Days Warranty of quality of goods.
Q: What's your MOQ
A: For the high value product, our MOQ starts from 1g and generally starts from 10gs. For other low, price product, our MOQ starts from 100g and 1kg.
Q: Is there a discount
A: Yes, for larger quantity, we always support with better price.
Q: How to confirm the Product Quality before placing orders
A: You can get free samples for some products, you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests, we will manufacture the products according to your requests
Q: How to start orders or make payments
A: You can send our your Purchase order (if your company has), or just send a simple confirmation by email or by Trade Manager, and we will send you Proforma Invoice with our bank details for your confirmation, then you can make payment accordingly.
Q: How do you treat quality complaint
First of all, our quality control will reduce the quality problem to near zero. If there is a quality problem caused by us, we will send you free goods for replacement or refund your loss.
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