Chemical name:

2-Butoxyethanol Phosphate


surfactants, anionic surfactants

Markets and applications:

detergents, I&I cleaning, lubricants and functional fluids, metalworking fluids, metallurgical industry, metal cleaning


corrosion inhibitors, emulsifiers, hydrotropes, solubilizers, wetting agents


phosphate esters


PCC Chemax Inc.

CAS No.:



Chemfac NB-041 is a 2-butoxyethanol phosphate in the free acid form. Chemfac NB-041 is a clear colorless to yellow viscous liquid at room temperature that is water soluble. It has a Gardner color of 8 maximum, an acid value at 9.5 pH of 580 – 640, a percent water of 1 maximum, a pH of 1% is 2.0 and a specific gravity of 1.27 at room temperature.

Chemfac NB-041 is a free acid phosphate ester, which exhibits good wetting, detergency and hydrotroping properties in alkaline systems of up to 20% NaOH. This product will also provide mild emulsification and corrosion inhibiting properties in metal cleaning formulations.

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Properties and applications:

Product advantages:

  • Mild emulsifier when salted
  • Detergent properties when salted,
  • Wetting when salted
  • Hydrotroping in alkaline system
  • Solubilizer
  • Corrosion inhibitor

Product applications:

  • Metal Working
  • Metal Cleaning
  • Household/I&I Cleaners


emulsifier wetting agent corrosion inhibitors detergent hydrotrope solubilizer metal working metal cleaning HI&I
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