PO4 BUFFER (0.1 M, PH 7.3)
80 ml 0.1 M Na2HPO4 (13.8 g Na2HPO4â‹…H2O/liter dH2O)
20 ml 0.1 M NaH2PO4 (26.8 g NaH2PO4â‹…7H2O/liter dH2O)
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80 ml 0.1 M Na2HPO4 (13.8 g Na2HPO4â‹…H2O/liter dH2O)
20 ml 0.1 M NaH2PO4 (26.8 g NaH2PO4â‹…7H2O/liter dH2O)
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