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Product：1-Hydroxyethylidene-1,1-diphosphonic acid
CAS Number：2809-21-4
Quality Standard：60%
Package Kg/drum：250kg/plastic drum
Place of orgin：China
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| Detailed Introduction： |
CAS NO.: 2809-21-4
Chemical Name: Hydroxyethylidene-1, 1-Diphosphonic Acid
Alias: HEDPA; 1-Hydroxyethylidene-bisphonic acid; Oxyethlidenediphosphonic
Specification:
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Appearance |
Colorless transparent liquid |
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Active content acid |
58.0-62.0% |
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Phosphorous acid,as PO3 |
2.0%max |
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Phosphorice acid,PO4 |
0.7%max |
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Chloride ,as Cl: |
100ppm max |
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Ph value(1% solution): |
2.0%max |
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Iron,as Fe: |
10ppm max |
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Density (20°C) : |
1.39-1.49g/cm3 |
Application:
A scale and synergistic corrosion inhibitor for iron rust and mineral scale from pipes of cooling circulation water units and boilers; Metal chelate agent for color fixing and bleaching in textile; Complexing agent for electron plate and scale cleaning agent for metals
Package & Storage:250kg in a plastic drum and stored in cool and dry place.
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