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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.

Functions: Corrosion Inhibitor, Emulsifier, Solubilizer, Wetting Agent

Chemical Family: Phosphates, Synthetic Esters

End Uses: Metalworking Fluids

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

CAS No.
14260-98-1

Applications & Uses

Markets
Fluids & Lubricants End Use
Applications

Chemfac NB-041 is a free acid phosphate ester which exhibits good wetting, detergent 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.

Properties

Physical Form
Appearance
Clear Yellow Viscous Liquid at 20°C
Typical Properties
ValueUnitsTest Method / Conditions
Watermax. 1%
Aqueous SolubilitySoluble
Color (Gardner) at Shippingmax. 8
Acid Value (to pH 5.2)Report
Acid Value (to pH 9.5)580 – 640
Pounds Per Gallon10.58
Specific Gravity at 25°C.1.27
Phosphoric Acid13%
pH (1% Aqueous)2
Color (Gardner) at manufacturingmax. 4