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Merck
CN

71500

Sodium phosphate monobasic dihydrate

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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Product Name

Sodium phosphate monobasic dihydrate, purum p.a., crystallized, ≥99.0% (T)

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

SMILES string

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

grade

purum p.a.

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 (SO42-): ≤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

Quality Level

300

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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

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.

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
BCCN3707
BCCM4584
BCCM0898
BCCK5948
BCCL1178

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L Escuder-Gilabert et al.
Journal of chromatography. A, 1363, 331-337 (2014-07-22)
The design of experiments (DOE) is a good option for rationally limiting the number of experiments required to achieve the enantioresolution (Rs) of a chiral compound in capillary electrophoresis. In some cases, the modeled Rs after DOE analysis can be
Vivien Csikós et al.
Archives of toxicology, 94(9), 3297-3313 (2020-05-31)
Deoxynivalenol (DON) or vomitoxin, is a trichothecene mycotoxin produced mainly by Fusarium graminearum and culmorum. Mycotoxins or secondary metabolic products of mold fungi are micro-pollutants, which may affect human and animal health. The neuronal and behavioural actions of DON were
Wenhu Zhou et al.
Analytical chemistry, 87(7), 4001-4007 (2015-03-11)
RNA-cleaving DNAzymes provide a unique platform for developing biosensors. However, a majority of the work has been performed in clean buffer solutions, while the activity of some important DNAzymes in biological sample matrices is still under debate. Two RNA-cleaving DNAzymes
Jan Muendges et al.
Biotechnology progress, 31(4), 925-936 (2015-04-11)
This article presents results of continuous multistage aqueous two-phase extraction of an immunoglobulin G1 from cell supernatant in a mixer-settler unit. An aqueous two-phase system consisting of polyethylene glycol 2000, phosphate salt, and water was applied without and with sodium
Soon Sik Kwon et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 92, 146-154 (2015-03-11)
We investigated the physicochemical properties of pH-sensitive hydroxyethyl cellulose (HEC)/hyaluronic acid (HA) complex hydrogels containing isoliquiritigenin (ILTG), and discussed potential applications as transdermal delivery systems for the treatment of skin lesions caused by pH imbalance. HA has skin compatibility and
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