Used as softener, chelating agent, styrene-butadiene rubber polymerization initiator, acrylic fiber initiator, printing and dyeing auxiliaries, detergent auxiliaries and so on.
It is also used for titration in chemical analysis. It can accurately titrate various metal ions and is widely used.
Test Item | Standard | Test Result |
Appearance | White Crystalline Powder | White Crystalline Powde |
PH 1% P-P 25℃ | 10.5-11.5 | 11.2 |
Purity,% | ≥99.0 | 99.6 |
Chelate Value(mg/g) | ≥220 | 225 |
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 |
NTA,% | ≤1 | 0.2 |
Test Conclusion | PASS |
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