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Sodium aminotrimethylene phosphonic acid tetrasodium salt ATMP·Na₄
Sodium aminotrimethylene phosphonic acid tetrasodium salt ATMP·Na₄
Sodium aminotrimethylene phosphonic acid tetrasodium salt ATMP·Na₄
Sodium aminotrimethylene phosphonic acid tetrasodium salt ATMP·Na₄

Sodium aminotrimethylene phosphonic acid tetrasodium salt ATMP·Na₄

Category:

Organophosphorus scale and corrosion inhibitor chelating agent

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Keywords:

Organophosphorus scale and corrosion inhibitor chelating agent

Detailed introduction

Tetra Sodium Salt of Amino Trimethylene Phosphonic Acid ( ATMP·Na₄ )

Alternative name: Tetrasodium aminotri(methylene phosphonic acid)

CAS No. 20592-85-2

Molecular formula: C₃H₈NO₉P₃Na₄                               

Relative molecular mass: 387

Structural formula:

Performance and Applications:

ATMP·Na₄ is ATMP The neutral sodium salt can inhibit the formation of scale‑forming salts in water, particularly calcium carbonate scale.

ATMP·Na₄ It is suitable as a scale inhibitor for circulating cooling water in thermal power plants and refineries, for oilfield water‑reinjection systems, and for reverse osmosis membranes.

ATMP·Na₄ It also exhibits excellent compatibility with other additives. ATMP·Na₄ It is particularly suitable for neutral to acidic formulations and does not produce an ammonia odor.

Technical Indicators:

HG/T 4328-2012

Project

Indicator

Appearance

Colorless to slightly yellow transparent liquid

Active ingredient (as ATMP)%

≥30.0

Active ingredient (With ATMP·Na 4 Accounting )%

≥38.8

Chloride (in CI - Accounting )%

≤1.0

Iron (in terms of Fe 2+ Accounting ) Content mg/L

≤10.0

Density (20℃) g/cm 3

1.35-1.45

pH (1% aqueous solution)

6.0-8.0

 

Instructions for use:

ATMP·Na₄ It is compounded with other organic phosphonic acids, polycarboxylic acids, or polycarboxylate salts to form an organic alkaline water treatment agent, suitable for circulating cooling water systems under a wide range of water quality conditions.

Packaging and Storage:

ATMP·Na₄ Packaged in plastic drums, each drum 25kg or 250kg , or determined according to user requirements. ATMP·Na₄ Store in a cool, indoor location; shelf life: twelve months.

Security Protection:

ATMP·Na₄ It is non‑hazardous; observe appropriate personal protective measures during handling, and avoid contact with skin, eyes, etc. If contact occurs, rinse thoroughly with plenty of water.

Application scenarios

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