Synonyms: 3,3'-dihydroxy-ß-carotene-4,4'-dione;Trans-Astaxanthin; Haematococcus Powder Botanical Resource: Haematococcus pluvialis. CAS No.: 472- ... 7 Molecular formula: C40H52O4 Molecular weight: 596.86 Product Specification: Astaxanthin Powder 1%, 2%, 2.5%, 3% Sunfull Key Product List ... %, 40%, 60% Oleuropein or 5%, 10%, 20%, Hydroxytyrosol 3. Astaxanthin 4. Ivy Extract 3% 8% 10% Hederagenin C 5. Green ...