• British Pharmacopoeia Volume V
  • Appendices
  • Appendix I D. Buffer Solutions

Phosphate Buffer Solution pH 5.0

Phosphate Buffer Solution pH 5.0 Dissolve 2.72 g of potassium dihydrogen phosphate R in 800 mL of water R. Adjust the pH (2.2.3) with 1 M potassium hydroxide and dilute to 1000 mL with water R.