. . "Suitable trialkyl phosphates, (RO)3 PO wherein R is an alkyl radical, are, but not limited to tributyl phosphate, phosphate, tri(dichloropropyl) phosphate, trioctyl phosphate, trimethyl phosphate, tri(2-chloropropyl) triethyl phosphate, alkylated phenyl phosphates, tributoxyethyl phosphate and other trialkyl phosphates." . .