Sodium phosphate monobasic

BioReagent, for molecular biology, anhydrous, ≥98%

Monosodium phosphate, Sodium dihydrogen phosphate, Monosodium dihydrogen orthophosphate
Linear Formula:
CAS Number:
Molecular Weight:
EC Number:
MDL number:
PubChem Substance ID:

Quality Level


for molecular biology

product line







4.0-4.5 (25 °C, 50 g/L in water)


H2O: complete 100 mg/mL, clear, colorless

anion traces

chloride (Cl-): ≤40 ppm

cation traces

Fe: ≤30 ppm

Featured Industry

Diagnostic Assay Manufacturing

foreign activity

DNase, RNase and protease, none detected

storage temp.

room temp

SMILES string




InChI key


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General description

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


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.


250, 500 g in poly bottle
1 kg in poly bottle

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves


NONH for all modes of transport

WGK Germany


Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

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...
Kaisorn L Chaichana et al.
Journal of neuroscience methods, 180(1), 116-125 (2009-05-12)
The discoveries of neural (NSCs) and brain tumor stem cells (BTSCs) in the adult human brain and in brain tumors, respectively, have led to a new era in neuroscience research. These cells represent novel approaches to studying normal phenomena such...

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