3, A chelating agent which forms an easily water-soluble metal chelated compound such as nitrilotriacetate (NTA) or ethylene diamine tetraacetate (EDTA) is incorporated in a detergent composition.
在洗衣粉中掺入螯合,
次氮基三乙
(NTA)
者是乙二胺四乙
(EDTA),
些螯合
易于形成水溶性的金属螯合物。