phosphate buffer preparation of 0.1 M potassium phosphate buffer at 25°C
Phosphate Buffered Saline System (PBS1) - Usage
The percentage composition of sodium phosphate as determined by analysis is 42.1% sodium, 18.9% phosphorus and 39% oxygen. Find the empirical formula of the compound (work to two decimal places). (R.A.M: Na = 23, P = 31, O = 16.)