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S9638

Sodium phosphate monobasic monohydrate

Name: Sodium phosphate monobasic monohydrate
Brand: SIGALD

ACS reagent, ≥98%

Synonym(s):

Monosodium phosphate, Sodium dihydrogen phosphate monohydrate

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About This Item

Linear Formula:

NaH₂PO₄ · H₂O

CAS Number:

10049-21-5

Molecular Weight:

137.99

EC Number:

231-449-2

MDL number:

MFCD00149208

UNSPSC Code:

12352302

PubChem Substance ID:

329824629

NACRES:

NA.21

grade:

ACS reagent

form:

crystalline

grade

ACS reagent

Quality Level

200

Assay

≥98%
98.0-102.0%

form

crystalline

impurities

≤0.01% Insoluble matter

pH

4.1-4.5 (25 °C, 5% in solution)

anion traces

chloride (Cl^-): ≤5 ppm
sulfate (SO₄^2-): ≤0.003%

cation traces

Ca: ≤0.005%
Fe: ≤0.001%
K: ≤0.01%
heavy metals: ≤0.001% (by ICP-OES)

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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Application

Sodium phosphate monobasic monohydrate has been used for the preparation of modified Tyrode′s calcium-free buffer, citrate-albumin buffer, lysis buffer for Sf9 cells and phosphate buffer.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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