Table 2.

Composition of McIlvaine buffer solutions for buffered flufenamic acid preparations.

Solution Component	pH 5.4	pH 6.4	pH 7.4
Citric acid monohydrate 0.2 M	44.7	31.4	9.8
Disodium phosphate dihydrate 0.4 M	55.3	68.6	90.2