Monopotassium phosphite

Monopotassium phosphite
IUPAC name Monopotassium phosphite
Other names Potassium dihydrogen phosphite; Mono potassium phosphite; Monopotassium dihydrogen phosphite; Potassium phosphite monobasic
Identifiers
CAS number	13977-65-6
PubChem	159712
Properties
Molecular formula	H2KO3P
Molar mass	120.09 g mol−1
Appearance	White crystal
Y phosphite (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Monopotassium phosphite is used primarily as a water-soluble fertilizer. It can be formed by the reaction of a potassium ion (eg, from potassium hydroxide) with an equimolar amount of phosphorous acid.

See also

• Phosphorous acid
• Potassium