Skip to Content
Merck
All Photos(7)

Documents

S9638

Sigma-Aldrich

Sodium phosphate monobasic monohydrate

ACS reagent, ≥98%

Synonym(s):

Monosodium phosphate, Sodium dihydrogen phosphate monohydrate

Sign Into View Organizational & Contract Pricing
All Photos(7)

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

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 (SO42-): ≤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

Looking for similar products? Visit Product Comparison Guide

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Protocol for Murine/Mouse Platelets Isolation and Their Reintroduction in vivo.
Im JH and Muschel RJ
Bio-protocol null
?-Aminobutyric Acid Type A (GABAA) Receptor Subunits Play a Direct Structural Role in Synaptic Contact Formation via Their N-terminal Extracellular Domains.
Brown LE, et al.
The Journal of Biological Chemistry, 291, 13926-13926 (2016)
Rou Jun Toh et al.
Langmuir : the ACS journal of surfaces and colloids, 35(30), 9896-9903 (2019-07-10)
In the last few years, the development of versatile coating chemistries has become a hot topic in surface science after the discovery that catecholamines can lead to conformal coatings upon oxidation from aqueous solutions. Recently, it was found that aminomalononitrile
Joanne S Kays et al.
Brain sciences, 9(12) (2019-11-30)
RNA sequencing (RNAseq) can be a powerful tool in the identification of transcriptional changes after drug treatment. RNAseq was utilized to determine expression changes in Fluorescence-activated cell sorted (FACS) CD11b/c+ cells from the striatum (STR) and prefrontal cortex (PFC) of
Peri H Tate et al.
Methods (San Diego, Calif.), 53(4), 331-338 (2011-02-04)
The EUCOMM and KOMP programs have generated targeted conditional alleles in mouse embryonic stem cells for nearly 10,000 genes. The availability of these stem cell resources will greatly accelerate the functional analysis of genes in mice and in cultured cells.
View All Related Papers

Protocols

Enzymatic Assay of Alcohol Dehydrogenase (EC 1.1.1.1)

To measure alcohol dehydrogenase activity, this assay uses β-nicotinamide adenine dinucleotide phosphate and a continuous spectrophotometric rate determination at 340 nm.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service