Potassium Dihydrogen Phosphate

KH2PO4

Potassium Dihydrogen Phosphate - KH2PO4
Chemical name
Potassium Dihydrogen Phosphate
Mineral name
KDP
Chemical formula
KH2PO4
Melting point [°C]
252.6
Crystal system
tetragonal
Crystal Class
(42m)
Unit cell
a [Å]:7.453
b [Å]:7.453
c [Å]:6.975
Molecular weight [g/mol]
136.09
Mohs hardness
2.5
Density [g/cm3]
2.388
Refractive Index
no=1.4938, ne=1.4599 at 1064nm
Solubility in water
22.6 g/100 mL (20 °C)