124-64-1 22031-17-0 2245-60-5 52221-67-7 55566-30-8 7580-37-2 AI3-22268 CCRIS 317 EINECS 204-707-7 HSDB 2923 NCI-C55061 NSC 30698 Phosphonium, tetrakis(hydroxymethyl)-, chloride Proban CC Pyroset TKC Retardol C TETRAMETHYLOLPHOSPHONIUM CHLORIDE THPC Tetrahydroxymethylphosphonium chloride Tetrakis(hydroxymethyl)phosphochloride Tetrakis(hydroxymethyl)phosphonium chloride Tetrakis-(hydroxymethyl)fosfoniumchlorid [Czech]