486 



Absorption Spectrophotometry /26 : 2 



o 



X 



kj 



250 300 



400 450 

 A (muJ 



550"^ 6 



Figure 3. Spectra of reduced and oxidized cytochrome c. 

 The role of cytochrome c is discussed in Chapter 18. After 

 E. Margoliash, in D. Keilin and E. C. Slater, "Cytochrome," 

 British Med. Bulletin 9: 89 (1953). 



o 



¥ 3.5 



210 



230 250 



A (muJ 



Figure 4. Absorption spectrum of ascorbic acid (vitamin C) 

 in ethanol. After H. H. Wasserman and F. M. Precopio, 

 "Studies on the Mucohalic Acids," J. Am. Chem. Soc. 74: 326 

 (1952). 





