Akzo Nobel , Gallipolis Ferry, W.Va. S.C. 55,000 FMC, Nitro, W.Va.
Commercial production is by direct union of elemental phosphorus with chlorine.
The crude phosphorus trichloride produced is purified by distillation. Zeneca's captive use is believed to have declined significantly due to the mothballing of its trialkyl phosphite capacity at Cold Creek. Since that time the Luling plant's capacity has been more than doubled to the current 220,000 tons annnually. Producers rate merchant sales at about 38,000 tons. High, 49c. per pound, tanks, f.o.b. frt.