600 



ZuariJoimuJkyK'Scd. ^ HN.sM.30. 



E b 500 F 



III 



c 



IV 



VI 



BLUE ACID CH/E.TOPTER1N. 



wl— i 





I 



ACID DERIVATIVE OF CH/tTOPTERIN 



AMMONIATED CH/tTOPTERIN 



ALKALINE DERIVATIVE OF C H AT PT E R 1 N . 



I 



E NTER CH LOROPH YLL F R M FACES OF PATELLA. 



1 l_J 



I 



ACIDIFIED ENT ERO C H LO R PH Y L L. 



ACID DERIVATIVE' OF ENT EROCHLOROPH YLL. 



750 700 



B C 



D 



E1 > s6o F 



1 



I 



400 



bigin del. 



F Kuth.Lith 1 Edin 1 



