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