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By certification 
Astaxanthin cas 472-61-7
Product name : Astaxanthin nature cas 472-61-7
Chemical name : 3,3'-Dihydroxy-beta,beta-carotene-4,4'-dione
Specification : 1% 1.5% 2% 2.5% 3% 4% 5% powder
5% 10% oleoresin
10% cws 10% powder 10% tablet
HANGZHOU ONICON CHEMICAL CO.LTD.
Web: www.pharma-chemical.com
Product name : Astaxanthin nature cas 472-61-7
Chemical name : 3,3'-Dihydroxy-beta,beta-carotene-4,4'-dione
Specification : 1% 1.5% 2% 2.5% 3% 4% 5% powder
5% 10% oleoresin
10% cws 10% powder 10% tablet
HANGZHOU ONICON CHEMICAL CO.LTD.
Web: www.pharma-chemical.com
