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HEDP.Na2 powder CAS No.: 7414-83-7CAS: 7414-83-7

  • FOB Price:
    2400 USD/Metric TonGet Latest Price
  • Port:
    Shanghai,China
  • Minimum Order Quantity:
    1 Metric Ton
  • Supply Ability:
    70000  Metric Ton/Quarter
  • Payment Terms:
    L/C,T/T,Western Union,MoneyGram,
Quick Details
Synonyms: Phosphonicacid, (1-hydroxyethylidene)bis-, disodium salt (9CI);1-Hydroxyethane-1,1-diphosphonicacid disodium salt;BA 49280E;Calcimux;Chelest PH 212;Didronel;Didronel R;Disodium (1-hydroxyethylidene)-1,1-bisphosphonate;Disodium 1-hydroxyethane-1-diphosphonate;Disodium 1-hydroxyethanediphosphonate;Disodium1-hydroxyethylidenediphosphonate;Disodium ethane-1-hydroxy-1,1-diphosphonic acid;Disodiumethane-1-hydroxy-1-diphosphonate;Disodiumethydronate;Etidron;Etidronate disodium;Etidronic aciddisodium salt;Fostex NZ 2;Ostedron;Sequion 10Na2;Sodiumethane-1-hydroxy-1,1-diphosphonate;Sodium ethidronate;Sodium ethydronate;TF 133B (chelating agent);Turpinal 2NZ;Xydifon;HEDP.Na2; Classification: Organic Salt
EINECS: 231-025-7 Molecular Formula: C2H6Na2O7P2
Melting Point: > 300 C Boiling Point: 578.8 °C at 760 mmHg
Stability: Water Solubility: SOLVENT
Refractive index: Flash Point: 303.8 °C
Purity: 90%min Appearance: white powder
HazardClass: Brand Name: Twin
Molecular Formula: C2H6O7P2Na2
Packaging & Delivery
Packaging Detail: 25kg/bag,palletized,shrink wrapped
Delivery Detail: then sea freight or air cargo according to quantity.
Detailed Description

 

Disodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid

(HEDP.Na2)

CAS No.: 7414-83-7

Molecular Formula: C2H6O7P2Na2          Molecular weight: 250

Properties:

HEDP•Na2 is an organophosphonic acid corrosion inhibitor, it can chelate with Fe, Cu, and Zn ions, it can dissolve the oxidized materials, has good scale and corrosion inhibition effects even under 250.

Specification:

Items

Specifications

Results

Appearance

White powder

White powder

Active content (HEDP•Na2)%

90 min

92.49

Active contentHEDP%

74.0-79.0

76.21

density (20)g/cm3

--

--

Fe Ions(Fe3+)  PPM

35 max

6.39

Phosphorous acid (as PO33-)%

2 max

1.06

Moisture, %

3.0-6.0

4.06

PH (1% water solution)

4.0-6.0

5.88

Usage:

HEDP.Na2 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.Na2 is used as detergent for metal and nonmetal. In dyeing industry, HEDP.Na2 is used as peroxide stabilizer and dye-fixing agent; In non-cyanide electroplating, HEDP.Na2 is used as chelating agent.

Package:


25kg/bag, and can make special specification according to customers’ requirement


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