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Home > Chemicals > Organic Chemicals > Organic Salt > HEDP.Na2 Powder CAS No.: 7414-83-7

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

Name: HEDP.Na2 Powder CAS No.: 7414-83-7
Brand: Twin
SKU: 158456314
Availability: InStock

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US$ 2430 - 2450 MOQ: 1 Metric Ton

Key Specifications

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Brand Name:

Twin

Place of Origin:

China

Model Number:

HEDP.Na2

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Twin International Co., Limited

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Payment Methods:

Port of Shipment:

Shanghai port,China

Delivery Detail:

7 days

Product Details
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Brand Name Twin

Place of Origin China

Model Number HEDP.Na2

Application Corrosion Inhibitor

Purity 90%min

MF C2H6O7P2Na2

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

CAS No. 7414-83-7

Classification Sodium Organic Salt

Appearance white powder

Grade Standard Industrial Grade

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 content（HEDP）%	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.