Lanphos PE310 is a phosphate ester manufactured with phosphorous pentoxide and contains both mono and diesters. Its main advantage lies in its excellent stability in high concentrations of acid, alkali, and electrolyte. Key properties include hydrotrope, high electrolyte stability, and resistance to acids and alkalis.

Chemical Name: 2-(tricylcoxy) ethyl dihydrogen phosphate, Alcohol Ether Phosphate

Functions: Emulsifier, Friction Modifier, Lubricant, Surfactant, Surfactant (Anionic)

Chemical Family: Organophosphates, Phosphate Esters, Phosphorous-based Compounds

Labeling Claims: Acid-free, Foreign matter-free

Certifications & Compliance: ISO 14001, ISO 45001, ISO 9001

Technical Data Sheet

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Identification & Functionality

Agrochemical Functions
Cleaning Ingredients Functions
Fluids & Lubricants Functions

Features & Benefits

Applications & Uses

Fluids & Lubricants Type
Fluids & Lubricants End Use
I&I Cleaning Applications
Industrial Additives End Use

Lanphos PE310 is supplied in free acid form but when neutralized the product can be used in areas such as:

  • Textiles as a lubrication aid and /or emulsifier
  • Metalworking cutting fluids - especially when neutralized with TEA
  • Leather, household, I & I, agrochemicals and emulsion polymerisation


Physical Form
Colorless to pale amber liquid free from foreign matter (at 25°C)
Soluble in
Typical Properties
ValueUnitsTest Method / Conditions
Flash Pointmin. 100°CClosed Cup
pH (10% aqueous)2
Pour Point13.0°C
Specific Gravity (at 25°C)1.072
Viscosity (at 25°C)899cP
ValueUnitsTest Method / Conditions
Acid Value60.0 - 70.0mg KOH/g
Color (10% in methanol)max.70Hazen
Water Contentmax. 1%

Regulatory & Compliance

Certifications & Compliance

Packaging & Availability

Regional Availability
  • Canada
  • Mexico
  • USA
Packaging Information

Lanphos PE310 can be supplied in bulk road tankers, IBC’s and 200kg nett drums.

Storage & Handling

Storage Conditions
  • Stainless steel, polyethylene or glass lined equipment is necessary for the storage of Lanphos PE310 in order to prevent corrosion and subsequent contamination.
  • Lanphos PE310 can separate on standing and at low temperatures.
  • May require agitation and warming prior to use.