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Sodium phosphate monobasic dihydrate

Name: Sodium phosphate monobasic dihydrate
Brand: SIAL

purum p.a., crystallized, ≥99.0% (T)

Synonym(s):

Sodium dihydrogen phosphate dihydrate

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About This Item

Linear Formula:

NaH₂PO₄ · 2H₂O

CAS Number:

13472-35-0

Molecular Weight:

156.01

NACRES:

NA.25

PubChem Substance ID:

57652308

UNSPSC Code:

12161700

EC Number:

231-449-2

MDL number:

MFCD00149209

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Properties

grade

purum p.a.

Quality Segment

300

assay

≥99.0% (T)

form

crystals

quality

crystallized

pH

4.0-4.5 (25 °C, 50 mg/mL in H₂O)

solubility

H₂O: 50 mg/mL, clear, colorless

anion traces

chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤50 mg/kg

cation traces

Ca: ≤50 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤50 mg/kg, K: ≤100 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg

SMILES string

O.O.[Na+].OP(O)([O-])=O

InChI

1S/Na.H3O4P.2H2O/c;1-5(2,3)4;;/h;(H3,1,2,3,4);2*1H2/q+1;;;/p-1

InChI key

VBJGJHBYWREJQD-UHFFFAOYSA-M

Description

General description

Sodium dihydrogen phosphate is an inorganic compound, which is soluble in water. Sodium dihydrogen phosphate dihydrate is used as a reagent in the development of silicate-based grouts.

Application

Sodium phosphate monobasic dihydrate has been used:

to perform perfusion for fixed brain tissue to the validate magnetic resonance (MR) signal changes and analyze neuropathological changes in the brain
as a component of basal salt solution to prepare biofilm minimal media (BMM) for culturing Pseudomonas aeruginosa strain PAO1
to prepare sodium phosphate monobasic (NaH₂PO₄) stock solutions to make running buffer for capillary electrophoresis

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Storage Class

13 - Non Combustible Solids

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves, type N95 (US)

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