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Hydroxyethylidine Diphosphonic Acid 1-Hydroxyethylidene-1,1-diphosphonic acid CAS:2809-21-4
Product name | Hydroxyethylidine Diphosphonic Acid |
CAS NO. | 2809-21-4 |
Content | 90%Min |
EINECS NO. | 220-552-8 |
Molecular Formula |
C2H8O7P2 |
Active content (as acid)% : ≥90.0%
Phosphorous acid(as PO33-) %: ≤2.5
Phosphoric acid(as PO43-)%: ≤0.7
Chloride (as Cl-) %: ≤ 1.0
PH(1% solution): ≤ 2.0
Iron,as Fe(ppm) : 35max
Appearance:White crystalline powder
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