HomeProducts

Diethylenetriamine pentamethylene phosphonic acid

CAS Number
15827-60-8
EC Number
239-931-4
Chemical Formula
C9H28N3O15P5
Molecular Weight
573.20 g/mol

Description

Diethylenetriamine pentamethylene phosphonic acid , commonly known as DTPMP, is a high-performance phosphonate chelating agent used across water treatment, energy, and industrial processing sectors. It binds metal ions and inhibits scale formation, keeping process systems clean and operational under demanding conditions. This chemical is identified by CAS 15827-60-8 . In water treatment, DTPMP is dosed into cooling towers, boilers, and reverse osmosis systems to prevent calcium carbonate, calcium sulfate, and barium sulfate scale deposits. Oil and gas operators use it in injection water and produced water handling to control mineral scaling in pipelines and downhole equipment. It is essential for maintaining flow efficiency. Textile and paper mills apply it to sequester hardness ions in process water, protecting equipment and improving the consistency of bleaching and dyeing operations. Its phosphonate structure also supports corrosion inhibition in closed-loop systems, where metal ion stabilization reduces oxidative degradation of system components. DTPMP is supplied as an aqueous solution, typically at concentrations around 50% active content, though higher-concentration grades are available for specific industrial applications. The Technical grade is the standard market offering, formulated for industrial dosing systems. Bulk liquid supply in IBC containers is the conventional format for procurement. Contact us for supply of Diethylenetriamine pentamethylene phosphonic acid Request Quote

Other Names (Synonyms)

DTPMP | VERSENATE PS | 0Q75589TM3 | SEQUION 40 H 50 | Diethylenetriamine, pentamethylenepentaphosphonic acid | Phosphonic acid, [[bis[2-[bis(phosphonomethyl)amino]ethyl]amino]methyl]-

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Boiling Point1003.3±75.0 °C(Predicted)
Density1.35 (50% aq.)
ColorPale Yellow to Brown
FormOil
Water Solubility500g/L at 25℃
Vapor Pressure0Pa at 25℃
Log P-3.4

Safety & Handling

Danger
GHS05· CorrosiveGHS07· Irritant

Hazard Statements

H290May be corrosive to metals
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage

Precautionary Statements

P234Keep only in original packaging.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P321Specific treatment (see … on this label).
P363Wash contaminated clothing before reuse.
P390Absorb spillage to prevent material damage.
P405Store locked up.
P406Store in a corrosion-resistant/… container with a resistant inner liner.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P331Rinse mouth. Do NOT induce vomiting.
P354IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

UN Number1789
ADR Class8
Packing GroupII
Storage Class8A - Combustible corrosive hazardous materials