Phosphate-buffered saline (PBS) (1x) Preparation and Recipe

To prepare L  Phosphate-buffered saline (PBS) (1x)

Table 1. Recipe

NameAmountConcentrationFormula/M.W.CAS #
Sodium chloride8.006 g0.137 MNaCl/58.447647-14-5
Potassium Chloride0.201 g2.7 mMKCl/74.557447-40-7
Potassium dihydrogen phosphate0.244 g1.8 mMKH2PO4/136.097778-77-0
1.419 g0.01 MNa2HPO4/141.967558-79-4
  1. Prepare 0.8 L of distilled water in a suitable container.
  2. Add 8.006 g of Sodium chloride to the solution.
  3. Add 0.201 g of Potassium Chloride to the solution.
  4. Add 0.244 g of Potassium dihydrogen phosphate to the solution.
  5. Add 1.419 g of Sodium phosphate dibasic to the solution.
  6. Adjust the pH to 7.4.
  7. Add distilled water until the volume is 1 L.
  8. Autoclave for 40 minutes at 121°C