• British Pharmacopoeia Volume V
  • Appendices
  • Appendix I A. General Reagents

4-Aminobenzoic Acid

4-Aminobenzoic Acid C7H7NO2 = 137.1 (150-13-0)

General reagent grade of commerce.

Melting point, about 188°.

Complies with the following test.

Homogeneity Carry out the test for Related substances described under Procaine Hydrochloride. The chromatogram obtained shows only one principal spot.

Store protected from light.