Tetrasodium HEDP (HEDP-Na4)CAS 3794-83-0

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Product family and grade · specifications confirmed on enquiry

Tetrasodium HEDP (HEDP-Na4)

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The tetrasodium salt of HEDP is used in scale and corrosion-control formulations for industrial cooling water and low-pressure boilers. It is also listed for cleaning and textile-processing auxiliaries.

CAS number: 3794-83-0

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Product record statusProduct information reviewed 2026-10-05. Commercial supply remains subject to quotation.View product reference

Categories: Corrosion Inhibitor, Water Treatment Chemicals

Description

Tetrasodium HEDP (HEDP-Na4) application overview

Application reference

Cooling-water treatment; Low-pressure boilers; Cleaning and textile auxiliaries

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Confirm tetrasodium rather than mixed salt?
Liquid or powder?
Assay basis: HEDP acid or sodium salt?
Iron and moisture limits?

Material identity and documents

The listed CAS is a reference for the named material family. Confirm the quoted grade, composition and current SDS before approval.

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China manufacturer catalog reference

Shandong Taihe Technologies Co., Ltd.

Public catalog references reviewed on 2026-10-05.

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Technical & trade data

CAS number	3794-83-0
Synonyms	羟基乙叉二膦酸四钠（HEDP-Na4）
Applications	Cooling-water treatment; Low-pressure boilers; Cleaning and textile auxiliaries

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Additional information

CAS number	3794-83-0

Documents & sources

Safety Data Sheet (SDS) Request with your quotation
Certificate of Analysis (COA) Request with your quotation
Technical Data Sheet (TDS) Request with your quotation

COAs are batch-specific. Verify the issuer, revision, grade and batch reference of every document before use.

Identity reference: www.thwater.com

Technical review recorded: 2026-10-05

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