Procyanidin B2 CAS NO.29106-49-8

procyanidin b2	product id: e-0511
	cas number	29106-49-8
	alias name	proanthocyanidin b2
	purity(hplc)	≥98% coa download
	molecular formula	c30h26o12
	molecular weight	578.5234
	chemical name	(2r,2'r,3r,3'r,4r)-2,2'-bis(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-2h,2'h-4,8
	genesal source	grape seed
	product appearance	pale white powder
	chemical family	polyphenols
	package size	10mg/20mg/1g/10g/100g standard packing or according to customers' requirement

quantity:10mg-1kg

function:active pharmaceutical ingredient (api)，analysis,activity test,botanical reference materials,standard materials

tauto biotech as a leader supplier of botanical reference materials in china, have more than 17 years of history,$9 million in assets,and agents in around 13 countries. we are devoted to the research, production and sales of valid monomer of natural plants with high purity and raw materials/intermediate of herbal medicines.with the use of hsccc, we have successfully extracted over 3000 monomers with the purification over 98%. also we have the ability of manufacturing new products among the herbal extracts at the client's will.

we have built a product lines to produce procyanidin b2 and it's capacity could be more than 20 kilograms a year.compare with the other manufacturers,the cost and the quality of our procyanidin b2 should be more ascendant because we have the stable material resource and the patent technology.

the quality is guaranteed as we have certification of iso 9001:2008 international quality systerm. and each product has passed very strict tests (nmr\ms\hplc).

building:

product department:

with the use of hsccc（high-speed countercurrent chromatography）, we have successfully extracted over 3000 monomers with the purification over 98%.

r&d department: