350 LIGHT ABSORPTION CURVES OF SOME CAROTENOIDS 



fi't 



Fig. 6. )3-Carotene in hexane 

 Z. angew. Chem. 47 (1934) 664 



Fig. 7. a-Carotene in hexane 

 Z. angew. Chem. 47 (1934) 664 



500 



-^X inmfi 



e'\ 



Fig. 8. Zeaxanthin in ethanol 

 Z. angew. Chem. 4y (1934) ^^4 



500 

 -»- A in mu. 



