Name: ：

EDTA-4Na

Formula: ：

C10H12N2Na4O8

Mol wt: ：

380.17

CAS No: ：

13235-36-4

Characters: ：

White crystalline powder

Specifications ：

Test items                                         Standard indicators

Content (452.2 dollars)%                         ≥99.0

Chloride (Cl)%                                         ≤ 0.01

Sulfate (SO4 dollars)%                            ≤ 0.05

Heavy metals (as Pb)%                           ≤ 0.001

Iron (as Fe)%                                           ≤ 0.001

Chelation value: mgCaCO3 / g                  ≥ 220

PH value                                                10.5-11.5

NTA%                                                    ≤ 1.0

Bulk density kg / m3                             700-950

Appearance:                             White crystalline powder

Use ：

Soap additive, is an important complexing agent and a metal masking agent. Can be used in the textile dyeing industry, water treatment, color photographic, pharmaceutical, household chemicals, paper and other industries, as an additive, activator, purifying agent, metal ion masking agent and styrene-butadiene rubber industry activator. The offset dry acrylic industry metal interference and improve the color and brightness of the dyed fabric, can also be used in liquid detergent, washing improve quality, enhance water quality.