Twin International Co., Limited

water treatment chemicals,pharmaceutical intermediates,Aluminum Chlorohydrate,KBR,SMFP
Home > Product > Chemicals > Basic Organic Chemicals > Organic Salt > HEDP.Na2 powder CAS No.: 7414-83-7
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HEDP.Na2 powder CAS No.: 7414-83-7

Price:
USD 2360 - 2400 / Metric Ton  [Get Latest Price]
Min.Order:
1 Metric Ton/Metric Tons
Place of Origin:
China (Mainland),Shanghai
MF:
C2H6O7P2Na2
Application:
corrosion inhibitor
Purity:
90%min
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Supplier Profile

Enterprise Certifiation

Twin International Co., Limited
China (Mainland) China (Mainland)
2002
Total Stuff:11 - 50 People
Manufacturer,Trading Company

Products details

Item specifics

  • Place of Origin: China (Mainland),Shanghai
  • MF: C2H6O7P2Na2
  • Application: corrosion inhibitor
  • Purity: 90%min
  • Other Names: Disodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic
  • Model Number: HEDP.Na2 powder
  • Appearance: white powder
  • Brand Name: Twin
  • Molecular Formula: C2H6O7P2Na2
  • Grade Standard: Industrial Grade
  • Classification: Other,industrial use
  • CAS No.: 7414-83-7

Specifications

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°C.

Specification:

Items

Specifications

Results

Appearance

White powder

White powder

Active content (HEDP•Na2)%

90 min

92.49

Active content(HEDP)%

74.0-79.0

76.21

density (20°C)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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