10x MOPS Buffer Preparation and Recipe

To prepare L  10x MOPS Buffer

Table 1. Recipe

NameAmountConcentrationFormula/M.W.CAS #
MOPS(4-Morpholinepropanesulfonic acid, 3-(N-Morpholino)propanesulfonic acid)41.852 g0.2 MC7H15NO4S/209.261132-61-2
4.101 g0.05 MCH3COONa/82.03127-09-3
EDTA(Ethylenediaminetetraacetic acid disodium salt dihydrate)3.722 g0.01 MC10H14N2Na2O8·2H2O/372.246381-92-6
  1. Prepare 0.8 L of distilled water in a suitable container.
  2. Add 41.852 g of MOPS(4-Morpholinepropanesulfonic acid, 3-(N-Morpholino)propanesulfonic acid) to the solution.
  3. Add 4.101 g of Sodium acetate to the solution.
  4. Add 3.722 g of EDTA(Ethylenediaminetetraacetic acid disodium salt dihydrate) to the solution.
  5. Add distilled water until the volume is 1 L.
  6. Filter sterilize through vacuum filter or autoclave. (Autoclaved MOPS buffer may turn yellow in color). Store at room temperature and protect from light. Remake buffer if color turns dark.