390 



RADIOISOTOPES IN BIOLOGY AND AGRICULTURE 



Table 9-1. Some Commercially Available Cation Exchangers* 



* Total exchange capacity ranges from about 2 to 10 milliequivalents/g. 

 t o, The Rohm and Haas Co.; b, Dow Chemical Co.; c, Chemical Process Co.; 

 d, The Permutit Co. ; e, Farbenfabriken Bayer. 



Table 9-2. Some Commercially Available Anion Exchangers* 



* Total exchange capacity ranges from about 3 to 10 milliequivalents/g. 

 t a, The Rohm and Haas Co. ; b, The Permutit Co.; c, Dow Chemical Co.; d, Chemi- 

 cal Process Co. ; e, Farbenfabriken Bayer. 



