June 2003
Volume 45 Number 6
 

Extractable Arsenic and Antimony in Activated Carbons
by Evan Koslow, Ph.D., Michael J. Rook, and Meedia A. Kareem   Pages: 

Several years ago, a comprehensive study of the activated carbon industry showed arsenic and antimony contamination in activated carbon products. Continuous and comprehensive testing of activated carbon for extractable toxic elements appears to be the only available means to ensure the reliable purity of received activated carbons, and members of the POU/POE industry were urged to institute appropriate controls.