| ≥1 piece |
2. Astaxanthin ： Natural sourced from Haemtococcus pluvialis/shrimp Crab Shell
Synonyms: 3,3 '- dihydroxy-beta, beta-carotene 4,4' - dione
Molecular formula: C40H52O4
Molecular Weight: 596.85
CAS registry number: 472-61-7
Sourced from: Shrimp shell, haematococcus pluvialis
Content:: 1.5%, 2%, 10% ect.
Characteristics: purple powder
Water-soluble: insoluble in water, soluble in most organic solvents.