Tetra-n-butylammonium phosphate, is used in chemicals, pharmaceutical research, pharmaceutical intermediates, and reagents. Tetrabutylammonium phosphate can be used in organic synthesis. It is used as an Ion-associating reagent for HPLC.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.