HEDP
Inquiry
| Post Date: | Oct 10,2013 |
| Expiry Date: | Apr 08,2014 |
| Detailed Description: |
Cas No. :2809-21-4
Payment Method: T/T in advance Chemical Name: 1-Hydroxyethylidene-1, 1-diphosphonic Acid Abbreviation: HEDP Molecular Formula: C2H8O7P2 Molecular Weight: 206 CAS Number: 2809-21-4 Specification: Appearance Clear colourless to pale tan liquid, free from foreign matter. Odour Slight to none Active Acid (%) 59.5 - 61.0 pH (1% solution at 20°C) w/v 2.0 max pH (1% solution at 20°C) v/v 2.5 max Sequestrant value (mgCaCO3/g ) 400 min Phosphorous acid as H3PO3 phosphoric acid as H3PO4 (%) 4.0 max Orthophosphate as PO43- (%) 0.5 max Viscosity at 25°C (mm2/s) 35.0 - 41.0 Specific Gravity at 20/20°C 1.440 - 1.455 Colour (APHA) 80 max Cu content, as Cu (ppm) 1.0 max Co content, as Co (ppm) 1.0 max Ti content, as Ti (ppm) 1.0 max Iron, as Fe (ppm) 10.0 max Pb content, as Pb (ppm) 10.0 max Chloride (as Cl-, ppm) 25.0 max |
| CAS Registry Number: | 2809-21-4 |
| Synonyms: | ;1-Hydroxyethane-1,1-diphosphonic Acid;Etidronic acid;HEDP;HEDPA; Hydroxy Ethylidene-1,1-Diphosphonic Acid;1-Hydroxy Ethylidene-1,1-Diphosphonic Acid;1-Hydroxyethylidene diphosphonic Acid;1-hydroxy ethylene-1,1-diphosphonic acid;1-HYDROXYETHYLIDENEDI(PHOSPHONIC ACID);disodium (1-hydroxyethane-1,1-diyl)bis[hydrogen(phosphonate)];(1-hydroxyethane-1,1-diyl)bis(phosphonate);Hydroxyethylidenedi(phosphonic acid);Hydroxyethylidine Diphosphonic Acid; |
| Molecular Formula: | C2H8O7P2 |
| Molecular Weight: | 201.9987 |
| Molecular Structure: | 
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| Company: | Henan Qingshuiyuan Technology CO., Ltd [ China ] |
| Contact: | Yanping Zhou |
| Tel: | +86-391-6082211 6088611 |
| Fax: | +86-391-6086299 |
| Email: | sales@qywt.com.cn |
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