Nitrilotriacetic a
Nitrilotriacetic acid
A compound now replacing phosphates in detergents
Nitrilotriacetic acid (NTA), C6H9NO6, is a polyamino carboxylic acid and is used as a chelating agent which forms coordination compounds with metal ions (chelates) such as Ca2+, Cu2+ or Fe3+.
Nitrilotriacetic acid is a chelating agent. It is used for water softening and as a replacement to sodium triphosphate in detergents, andpotassium triphosphate in cleansers