Tetrasodium EDTA

Application: It is an important complexing agent and metal masking agent. It can be used in textile dyeing, water quality treatment, color sensitization, medicine, daily chemical industry, paper making and other industries, as additives, activators, water purification agents, metal ion shielding agents and activators in styrene-butadiene rubber industry. In the dry-process acrylic fiber industry, metal interference is counteracted to improve the color and brightness of the dyed fabric, and it can also be used in liquid detergent to improve the washing quality and enhance the washing effect.

Specification:

ITEMS	SPECIFICATION
APPEARANCE	WHITE CRYSTALLINE POWDER
ASSAY (%)	≥99
CHLORIDE (CL) (%)	≤0.01
FE (IRON) (%)	≤0.001
LEAD (PB) (%)	≤0.001
PH(1% SOLUTION)	10.5-11.5
CHELATING VALUE(MGCACO3/G)	≥220
SULFATE(SO4) (%)	≤0.05
NTA (%)	≥1.0