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Chemical Name:Ethylenediamine Tetraacetic Acid Disodium Salt Dihydrate
Formula:C10H14N2Na2O8
Specification: AR
Property condition: White crystalline powder
Molecular weight: 372.24
Packing: 250g
|
ITEM OF ANALYSIS |
STANDARD |
|
pH(50g/L, 25°C) |
4.0~5.0 |
| Transparency of solution | Qualified |
| Chloride (Cl), % | ≤0.005 |
|
Sulphate (SO4), % |
≤0.02 |
|
Heavy metals (as Pb), % |
≤0.001 |
|
Iron (Fe), % |
≤0.001 |
|
Assay |
≥99.0 |