Buffer Solution pH 3.7
Ethanolic acetic–ammonia buffer pH 3.7.
To 15.0 mL of acetic acid R add 60 mL of ethanol (96 per cent) R and 20 mL of water R. Adjust to pH 3.7 (2.2.3) by the addition of ammonia R. Dilute to 100.0 mL with water R.
Ethanolic acetic–ammonia buffer pH 3.7.
To 15.0 mL of acetic acid R add 60 mL of ethanol (96 per cent) R and 20 mL of water R. Adjust to pH 3.7 (2.2.3) by the addition of ammonia R. Dilute to 100.0 mL with water R.