Phosphate Buffer Solution pH 6.5
Dissolve 2.75 g of sodium dihydrogen phosphate R and 4.5 g of sodium chloride R in 500 mL of water R. Adjust the pH (2.2.3) with phosphate buffer solution pH 8.5 R.
Dissolve 2.75 g of sodium dihydrogen phosphate R and 4.5 g of sodium chloride R in 500 mL of water R. Adjust the pH (2.2.3) with phosphate buffer solution pH 8.5 R.