Biosafety classification is based on U.S. Public Health Service Guidelines, it is the responsibility of the customer to ensure that their facilities comply with biosafety regulations for their own country.
Farrow WM, Tabenkin B. Process for the preparation of lutein. US Patent 3,280,502 dated Oct 25 1966
Hwang SW, Hudock GA. Stability of Chlamydomonas reinhardi in liquid nitrogen storage. J. Phycol. 7: 300-303, 1971.
