100% natural Voacanga Seeds extract Vinpocetine 98% powder

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Xi 'an Green Spring Technology Co., Ltd

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Name: 100 natural Voacanga Seeds extract Vinpocetine 98 powder
Brand: Greenspring
Price: 280 USD

Brand Name : Greenspring

Model Number : GSP002

Certification : ISO and KOSHER certification

Place of Origin : China

MOQ : 1kg

Price : 280USD/KG

Payment Terms : D/A, L/C, D/P, T/T, Western Union

Supply Ability : 1000KGS per Week

Delivery Time : Within 3working days after we receive the money

Packaging Details : 25kgs'Fiber drum or 1kgs' Plastic bags

Name : Voacanga Seeds extract

Used part : Seed

Appearance : White or slightly yellow, crystalline powder

Assay (On dried basis) : Vinpocetine 98% powder HPLC

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CERTIFICATE OF ANALYSIS

Item	Specification	Result
Appearance	White or slightly yellow, crystalline powder	Conforms
Specific Rotation, C=1 [a]_D²⁰	﹢127 ~ ﹢134	﹢130.1
Melting Point	149°~ 153°	150°
Solubility	Practically insoluble in water, soluble in methylene chloride, slightly soluble in anhydrous ethanol.	Conforms
Assay (On dried basis)	98.5 – 101.5%	99.10%(HPLC)
Related Substances	Impurity A: 0.6% Max.	0.16%
	Impurity B: 0.5% Max.	0.15%
	Impurity C: 0.3% Max.	0.07%
	Impurity D: 0.5% Max.	0.16%
	Unspecified Impurity: 0.1% Max.	0.03%
	Total Impurity: 1.0% Max.	0.55%
Heavy Metals	10ppm Max.	Complies
Loss on Dried	0.5% Max.	0.17%
Sulphated Ash	0.1% Max.	0.02%
Storage	Cool & dry place. Keep away from heat.
Remark	The product of this batch by inspection conforms to the standard of EP7.0.

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