Mutagenic Alkylating Agents 



299 



3-5 hours Solvent 2 



Fig. 1. Two-dimensional chromatogram of hydrolysate of 

 serum albumin. Solvent I contains ethanol, butanol, 

 water and propionic acid. Solvent II contains acetone, 

 butanol, water and dic^c/ohexylamine. The following 

 new spots were seen after treatment with these different 

 alkylating agents : 



