Dihydrogen phosphate

Dihydrogen phosphate
Names
	IUPAC name Dihydrogenphosphate
	Systematic IUPAC name Phosphoric acid, ion(1−)
	Other names Phosphoric acid, ion(1−) Dehydrophosphoric acid (1−)
Identifiers
CAS Number	14066-20-7 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:39745;
ChemSpider	978;
DrugBank	DB02831;
Gmelin Reference	1999
PubChem CID	1003;
CompTox Dashboard (EPA)	DTXSID40930897 ;
	InChI InChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)/p-1 Key: NBIIXXVUZAFLBC-UHFFFAOYSA-M;
	SMILES OP(=O)(O)[O-];
Properties
Chemical formula	H2O4P−1
Molar mass	96.986 g·mol−1
Conjugate acid	Phosphoric Acid
Related compounds
Related compounds	Phosphate, Monohydrogen phosphate
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Dihydrogen phosphate is an inorganic ion with the formula [H₂PO₄]⁻. Phosphates occur widely in natural systems.^[1] Perhaps the most common salt of dihydrogen phosphate is sodium dihydrogen phosphate. It is used in animal feed, fertilizer, buffer (in food), and treating metal surfaces.^[2]

^ Tech, Noah. "Sodium Phosphates: From Food to Pharmacology | Noah Technologies". Retrieved 2021-03-23.
^ Havelange, Sébastien; Lierde, Nicolas; Germeau, Alain; Martins, Emmanuel; Theys, Tibaut; Sonveaux, Marc; Toussaint, Claudia; Schrödter, Klaus; Bettermann, Gerhard; Staffel, Thomas; Wahl, Friedrich; Klein, Thomas; Hofmann, Thomas (2022). "Phosphoric Acid and Phosphates". Ullmann's Encyclopedia of Industrial Chemistry. pp. 1–55. doi:10.1002/14356007.a19_465.pub4. ISBN 978-3-527-30385-4.

[:1-1] Tech, Noah. "Sodium Phosphates: From Food to Pharmacology | Noah Technologies". Retrieved 2021-03-23.

[2] Havelange, Sébastien; Lierde, Nicolas; Germeau, Alain; Martins, Emmanuel; Theys, Tibaut; Sonveaux, Marc; Toussaint, Claudia; Schrödter, Klaus; Bettermann, Gerhard; Staffel, Thomas; Wahl, Friedrich; Klein, Thomas; Hofmann, Thomas (2022). "Phosphoric Acid and Phosphates". Ullmann's Encyclopedia of Industrial Chemistry. pp. 1–55. doi:10.1002/14356007.a19_465.pub4. ISBN 978-3-527-30385-4.

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