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Product
博彩app下载-4Na 40% solution
Product name: Ethylenediaminetetraacetic acid tetrasodium salt
Molecular formula: C10H12N2O8 Na4
Molecular weight: 380.20
Technical index
Item |
industrial grade |
superior grade |
Appearance |
light yellow clear liquid |
light yellow or clear liquid |
purity(in 380.2) % |
39.0--40.0 |
39.0--40.0 |
chelating capacity(mgCaCO3/g) |
102--110 |
102--110 |
chloride(Cl)% |
≤ 0.01 |
≤ 0.01 |
sulfate(SO42-) % |
≤ 0.05 |
≤ 0.05 |
heavy metal(as Pb) % |
≤ 0.001 |
≤ 0.001 |
ferrum% |
≤ 0.001 |
≤ 0.001 |
PH(25℃) |
11.0-12.0 |
10.5-11.5 |
Nitrilotriacetic acid % |
≤2.0 |
≤0.2 |
Uses: Mainly applied in acrylic fibers industry to cancel metal interference to improve colour and luster of textiles; also applied in liquid detergent to improve washing effect
Packaging: 250kg plastic drum or tons drum or on demand
Storage: should be preserved in cool and dry place; seperate with acidic material and strong oxidant
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