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Zaozhuang Jialu Chemical Co., Ltd.
China Manufacturer with main products: ATMP, HEDP, PBTCA, DTPMPA, EDTMPS, HPAA, BKC, CMIT/MIT |
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>Products Catalog > HEDP. Na4 Tetra Sodium Salt of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid CAS No. 29329-71-3 (x-Na), 3794-83-0 (4-Na) S
HEDP. Na4 Tetra Sodium Salt of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid CAS No. 29329-71-3 (x-Na), 3794-83-0 (4-Na) S
| FOB Price: | 600.00 - 800.00 USD/Pallet |
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| Export Markets: | North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
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| Place of Origin: | Shandong in China |
Quick Details
- Classification: Chemical Auxiliary Agent
- Brand Name: Jialu
- Usage: Textile Auxiliary Agents,Water Treatment Chemicals
- Type: antiscalant
- CAS No.: 3794-83-0
- Classification: WATER TREATMENT CHEMICAL
- Purity: 20% 56%
Specifications
Tetra Sodium Salt of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid
(HEDP.Na4)
CAS No. 29329-71-3 (x-Na), 3794-83-0 (4-Na)
Synonyms: Tetrasodium etidronate
Molecular Formula:C2H4O7P2Na4
Molecular weight: 294
Structural Formula:
Properties:
HEDP.Na4 is the sodium salt of HEDP, HEDP.Na4 is an good scale inhibitor for calcium carbonate, it
Can be used in low pressure boiler water system, circulating water system, industrial and municipal
Cleaning water system and swimming pool.
the solid HEDP.Na4 is white powder, soluble in water, easily deliquescence, suitable for use in
Winter and freezing districts. It is a kind of organophosphoric acid scale and corrosion inhibitor, can
Form stable complex with Fe, Cu and Zn ions, it can dissolve the oxides on metal surface, it has good
Scale and corrosion inhibition effect under 250℃.
HEDP.Na4 is widely used in circulating cool water system, medium and low pressure boiler, oil field
Water pipelines as scale and corrosion inhibitor in fields such as electric power, chemical industry,
Metallurgy, fertilizer, etc.. in light woven industry, HEDP.Na4 is used as detergent for metal and
Nonmetal. in dyeing industry, HEDP.Na4 is used as peroxide stabilizer and dye-fixing agent; In non-
Cyanide electroplating, HEDP.Na4 is used as chelating agent.
Specification:
Items Index
Appearance Colorless to yellowish transparent liquid White powder
Active content (HEDP)% 20.3-21.7 56.0 min
Active content (HEDPNa4)% 29.0-31.0 79.9 min
Total phosphoric acid (asPO43-) % 18.4-20.4 52.0 min
Fe, mg/L 20.0 max 35.0 max
Moisture, % -- 15.0 max
Density (20℃)g/cm3 1.26-1.36 --
PH (1% water solution) 10.0-12.0 11.0-12.0
Package and Storage:
Liquid: 200L plastic drum, IBC(1000L), customers' requirement.
Solid: 25kg/bag, customers' requirement. Storage for ten months in shady room and dry place.
Safety Protection:
Weak acidity, Avoid contact with eye and skin, once contacted, flush with water.
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