M.W.: 156.01

    Sodium dihydrogen phosphate dihydrate acts as buffering capacity reagent in molecular biology, biochemistry and chromatography. It is used in the preparation of biological buffers. It is also used in the purification of antibodies, as a laxative and, in combination with other sodium phosphates

L Bohaty; S Haussühl. Elastic, electrostrictive, and electro-optic properties of orthorhombic sodium dihydrogen phosphate dihydrate. Zeitschrift für Kristallographie-Crystalline Materials.1984, 167, 303-306.