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NaH2PO4: Wikis

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Monosodium phosphate
Identifiers
CAS number 7558-80-7 Yes check.svgY
PubChem 23672064
Properties
Molecular formula NaH2PO4
Molar mass 119.98 g/mol
Appearance White powder or crystals
Solubility in water 59.9 g/100 mL (0°C)
Hazards
EU Index Not listed
NFPA 704
NFPA 704.svg
0
1
0
Flash point Non-flammable
Related compounds
Other cations Monopotassium phosphate
Monoammonium phosphate
Related compounds Disodium phosphate
Trisodium phosphate
 Yes check.svgY (what is this?)  (verify)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Monosodium phosphate (NaH2PO4), also known as anhydrous monobasic sodium phosphate is a chemical compound of sodium with a phosphate counterion. It is used as a laxative and, in combination with other sodium phosphates, as a pH buffer.

The pKa is 7.20. The sodium chloride equivalent value, or E-Value, is 0.49. It is soluble in 4.5 parts water. It is most commonly available as colorless crystals or a white powder. It is insoluble in alcohol.


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