Amino trimethylene phosphonic acid Cas 6419-19-8

Chemical Name:Amino Trimethylene Phosphonic Acid
Another Name:ATMP
CAS No.: 6419-19-8
Molecular Formula: N(CH2PO3H2)3
Molecular weight:299.05
Appearance: Aqueous solution: transparent, colorless to pale yellow
Solid: white crystalline powder

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Table of Contents

Amino Trimethylene Phosphonic Acid (ATMP) Overview

Basic Information

Parameter Value
CAS Number 6419-19-8
Molecular Formula C3H12NO9P3
Appearance Colorless to pale yellow transparent liquid
Solubility Fully soluble in water
pH (1% solution) 2.0-3.0
Main Applications Water treatment, scale inhibition, metal ion stabilization

Key Parameters & Comparative Analysis

Performance Comparison with Similar Products

Parameter ATMP HEDP EDTMP
Calcium Tolerance (ppm) 1200 900 800
Thermal Stability (°C) 200 180 160
pH Range 2-12 2-10 3-9
Biodegradability Low Moderate Low

Detailed Industrial Applications

Water Treatment

ATMP effectively inhibits scale formation in cooling towers, boilers, and reverse osmosis systems by chelating calcium, magnesium, and iron ions at dosages of 2-10 ppm.

Textile Industry

Used as peroxide stabilizer in fabric bleaching processes (0.5-1.5% concentration) to improve whitening efficiency and reduce fiber damage.

Oil & Gas

Applied in oilfield water systems (15-50 ppm) to prevent mineral scaling in injection wells and pipelines under high-temperature conditions.

Detergent Formulations

Enhances cleaning efficiency in industrial detergents (0.3-0.8% concentration) by controlling water hardness without phosphate discharge.

Real-World Case Studies

Case 1: Power Plant Cooling System Optimization

Client: Southeast Asia Thermal Power Station
Challenge: Severe calcium carbonate scaling (2-3 mm/month) reducing heat transfer efficiency
Solution: ATMP dosing at 8 ppm with polyacrylic acid synergist
Result: 92% scale reduction, $220,000/year energy savings

Case 2: Textile Mill Process Upgrade

Client: Gujarat Textile Manufacturing Co. Ltd.
Challenge: Fabric strength loss during peroxide bleaching
Solution: 0.8% ATMP in bleaching bath
Result: 40% reduction in fiber damage, 15% peroxide savings

Case 3: Offshore Oil Production Enhancement

Client: North Sea Oil Platform Operator
Challenge: Barium sulfate scaling in injection wells
Solution: 25 ppm ATMP in seawater injection fluid
Result: 18-month scale-free operation, 30% maintenance cost reduction

Technical Consultation & Quotation

Request product specifications or application guidance:

Our experts provide:

  • Custom formulation development
  • Compatibility testing reports
  • Dosing system design support
  • Regulatory compliance documentation
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