PROPERTIES OF THE CAROTENOIDS 



617 



2100 2500 



3000 



3500 



4000 



4500 5000 



A in A 



Fig. 10. Molecular extinction curve for lutein in hexane. ^^'''' 



400 500 



WAVE LENGTH IN MJLL 



Fig. 11. ^Molecular extinction curve for zeaxantliin in benzene. ^'^ 



