Magnesium halide supported on {HEAD ~ an activated carbon} prepared under vacuum will remove {TAIL ~ water} at 1 to 500 ppm 
Magnesium halide supported on { HEAD ~ an activated carbon } prepared under vacuum will remove { TAIL ~ water } at 1 to 500 ppm
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH