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Hydroxyethylene Diphosphonic Acid Tetrasodium Salt (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt CAS:3794-83-0
Name: Hydroxyethylene Diphosphonic Acid Tetrasodium Salt
CAS:3794-83-0
MF: C2H4Na4O7P2
Items | Index | |
---|---|---|
Appearance | White powder | Colorless to yellowish transparent liquid |
Active content (HEDP)% | ≥ 56.0 | 20.3-21.7 |
Active content (HEDP•Na4)% | ≥ 79.9 | 29.0-31.0 |
Fe3+ μg/g ≤ | 35 | 20 |
Moisture,% ≤ | 15 | -- |
Density (20℃)g/cm3 | -- | 1.26-1.36 |
PH (1% water solution) | 11.0-12.0(1%aqueous solution) | 10.0-12.0( stoste) |
CAS NO:9003-04-7
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CAS NO:3794-83-0
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