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S3522

Sigma-Aldrich

Sodium phosphate monobasic monohydrate

BioReagent, suitable for electrophoresis, 98.0-102.0%

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Synonym(s):
Monosodium phosphate, Sodium dihydrogen phosphate monohydrate
Linear Formula:
NaH2PO4 · H2O
CAS Number:
Molecular Weight:
137.99
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.25

product line

BioReagent

Quality Level

Assay

98.0-102.0%

form

powder

technique(s)

electrophoresis: suitable

impurities

≤0.01% Insoluble matter

pH

4.1-4.5 (25 °C, 5% in solution)

anion traces

chloride (Cl-): ≤5 ppm
sulfate (SO42-): ≤0.003%

cation traces

Ca: ≤0.005%
Fe: ≤0.001%
K: ≤0.01%
heavy metals (as Pb): ≤0.001%

suitability

suitable for electrophoresis

application(s)

diagnostic assay manufacturing

SMILES string

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

InChI

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

InChI key

BBMHARZCALWXSL-UHFFFAOYSA-M

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This Item
715041.06346567549
Sodium phosphate monobasic monohydrate BioReagent, suitable for electrophoresis, 98.0-102.0%

Sigma-Aldrich

S3522

Sodium phosphate monobasic monohydrate

Essential+ Grade
Sodium phosphate monobasic monohydrate puriss. p.a., ACS reagent, ≥99.0% (T)

Sigma-Aldrich

71504

Sodium phosphate monobasic monohydrate

Essential Grade
assay

98.0-102.0%

assay

≥99.0% (T)

assay

99.0-102.0% (alkalimetric)

assay

≥99% (titration)

form

powder

form

crystals

form

crystals

form

crystalline solid

technique(s)

electrophoresis: suitable

technique(s)

-

technique(s)

-

technique(s)

-

impurities

≤0.01% Insoluble matter

impurities

≤0.001% total nitrogen (N), ≤0.01% insoluble matter

impurities

≤0.01% Insoluble matter

impurities

-

pH

4.1-4.5 (25 °C, 5% in solution)

pH

4.1-4.5 (25 °C, 50 mg/mL in H2O)

pH

4.1-4.5 (25 °C, 50 g/L in H2O)

pH

-

Application

Sodium phosphate monobasic monohydrate has been used for the preparation of cardioplegia solution. It has also been used as a component in McIlvaine′s buffer and MgCl2 buffer.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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