2-PHOSPHONOBUTANE-1,2,4-TRICARBOXYLIC ACID; Bayhibit AM; PBS-AM; Phosphonobutanetricarboxylic acid CAS NO:37971-36-1; SYNONYMS PBTC; Bayhibit AM; PBS-AM; Phosphonobutanetricarboxylic acid; 2-Phosphono-1,2,4-butanecarboxylic acid; CAS NO. 37971-36-1