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| Customization: | Available |
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| CAS No.: | 60-00-4 |
| Formula: | C10h16n2o8 |
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PRODUCT NAME | Ethylene diamine tetraacetic acid disodium( EDTA-2Na) | ||
TEST ITEM | STANDARD | TEST RESULT | |
APPEARANCE | White crystalline powder | White crystalline powder | |
PH 5% 25°C | 4.0-5.0 | 4.3 | |
Purity % | ≥99.0 | 99.5 | |
Clarity test | PASS | PASS | |
Chelate Value(mg/g) | ≥260 | 265 | |
Heavy metals (as Pb) % | ≤0.001 | 0.001 | |
Fe, % | ≤0.001 | 0.001 | |
Chlorides, % | ≤0.05 | 0.01 | |
SO4,% | ≤0.001 | 0.0007 | |
NTA,% | --- | --- | |
TEST CONCLUSION | PASS | ||
PRODUCT NAME: | Ethylene Diamine Tetraacetic Acid Tetrasodium(EDTA-4Na) | ||
TEST ITEM | STANDARD | TEST RESULT | |
APPEARANCE | White crystalline powder | White crystalline powder | |
PH 1% 25°C | 10.5-11.5 | 11.2 | |
Purity % | ≥99.0 | 99.6 | |
Chelate Value(mg/g) | ≥220 | 225 | |
NTA% | ≤1 | 0.2 | |
Heavy metals (for ex, Pb) ppm | ≤0.001 | 0.0007 | |
Fe, % | ≤0.001 | 0.0008 | |
Chlorides, % | ≤0.001 | 0.0007 | |
Sulfate,% | ≤0.01 | 0.002 | |
TEST CONCLUSION | PASS | ||








