Skip to Content
Merck
All Photos(4)

Key Documents

View All Documentation

Safety Information

S3139

Sigma-Aldrich

Sodium phosphate monobasic

BioReagent, for molecular biology, anhydrous, ≥98%

Synonym(s):

Monosodium dihydrogen orthophosphate, Monosodium phosphate, Sodium dihydrogen phosphate

Sign Into View Organizational & Contract Pricing
All Photos(4)

About This Item

Linear Formula:
NaH2PO4
CAS Number:
7558-80-7
Molecular Weight:
119.98
EC Number:
231-449-2
MDL number:
MFCD00003527
UNSPSC Code:
12161700
eCl@ss:
38070208
PubChem Substance ID:
24899546
NACRES:
NA.52

grade

anhydrous
for molecular biology

Quality Level

200

product line

BioReagent

Assay

≥98%

form

solid

technique(s)

activity assay: suitable

pH

4.0-4.5 (25 °C, 50 g/L in water)

solubility

H2O: complete 100 mg/mL, clear, colorless

anion traces

chloride (Cl-): ≤40 ppm

cation traces

Fe: ≤30 ppm

application(s)

diagnostic assay manufacturing

foreign activity

DNase, RNase and protease, none detected

storage temp.

room temp

SMILES string

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

InChI

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

InChI key

AJPJDKMHJJGVTQ-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

General description

Sodium phosphate is a salt of sodium hydroxide and phosphoric acid. It is widely used in buffers for molecular biology applications.

Application

Sodium phosphate monobasic is widely used in buffers for molecular biology applications. It is an important ingredient in cholesterol assay reaction buffer and miRNA microarray fabrication.

Other Notes

2024 CiteAb Award Winner for Supplier Succeeding in Parkinson′s Research

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

S3139-500G:4548173210452
S3139-250G:4548173210445
S3139-BULK:
S3139-1KG:4548173210438
S3139-VAR:
S3139-EW:

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
BCCM5695
0000400939
0000265240
0000311908
0000357732

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library

Chang-Gong Liu et al.
Methods (San Diego, Calif.), 44(1), 22-30 (2007-12-26)
After 12 years from its first application, microarray technology has become the reference technique to monitor gene expression of thousands of genes in the same experiment. In the past few years an increasing amount of evidence showed the importance of
Andrew D Pucker et al.
Investigative ophthalmology & visual science, 51(6), 2949-2954 (2010-01-22)
The purpose of this work was to develop an enzymatic method of quantification of cholesterol and cholesterol esters derived from contact lenses, both in vitro and ex vivo. Lotrafilcon B (O2 Optix; CIBA Vision, Inc., Duluth, GA) and galyfilcon A
Louise Thines et al.
Bio-protocol, 10(5), e3542-e3542 (2021-03-05)
Superoxide dismutases (SODs) act as a primary defence against reactive oxygen species (ROS) by converting superoxide anion radicals (O2 -) into molecular oxygen (O2) and hydrogen peroxide (H2O2). Members of this enzyme family include CuZnSODs, MnSODs, FeSODs, and NiSODs, depending
Antje Dittmann et al.
Molecular systems biology, 15(8), e8849-e8849 (2019-08-30)
Obesity-associated type 2 diabetes and accompanying diseases have developed into a leading human health risk across industrialized and developing countries. The complex molecular underpinnings of how lipid overload and lipid metabolites lead to the deregulation of metabolic processes are incompletely
Menglin Liu et al.
Nature communications, 10(1), 2126-2126 (2019-05-11)
Repair of the endothelial cell barrier after inflammatory injury is essential for tissue fluid homeostasis and normalizing leukocyte transmigration. However, the mechanisms of endothelial regeneration remain poorly understood. Here we show that the endothelial and hematopoietic developmental transcription factor Sox17
View All Related Papers

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