English name: Nutrilotriacetic acid
Molecular formula: N (CH₂COOH) ₃
Molecular weight: 191.14
CAS number: 139-13-9
Physical properties: White crystalline powder, insoluble in water, soluble in alkaline solutions, with very strong chelating ability, can form complexes with various metal ions, and is a commonly used chelating agent.
Main uses: mainly used for synthetic detergents, chemical plating, and cyanide free electroplating, descaling and anti scaling agents, printing and dyeing auxiliaries, plastic additives, industrial desulfurization, chemical analysis, photography industry, crop production inhibition and printing ink, rare earth extraction, etc.