I need help with a thin-layer chromatography question....?

Question

I am in organic chem and when doing a spinach pigment extraction out colours are green, yellow, yellow, green....can anyone tell me what these pigments are?

Answer 1

Looks like chlorophyll A & B and beta carotene are three of the four. Nice picture here.

http://genchem.chem.wisc.edu/demonstrations/Analytical/pages/chromatograph/chromatomain.htm


This article seems to have you answer.

http://www.uwlax.edu/faculty/koster/Spinach.htm