Skip to Content
Merck
CN
All Photos(4)

Documents

P5379

Sigma-Aldrich

Potassium phosphate monobasic

ReagentPlus®

Synonym(s):

Monopotassium phosphate, Potassium dihydrogen phosphate, prim.-Potassium phosphate

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

About This Item

Linear Formula:
KH2PO4
CAS Number:
7778-77-0
Molecular Weight:
136.09
EC Number:
231-913-4
MDL number:
MFCD00011401
UNSPSC Code:
12161700
PubChem Substance ID:
24898627
NACRES:
NA.25

Quality Level

200

product line

ReagentPlus®

Assay

≥99.0%

form

powder or crystals

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

mp

252.6 °C (lit.)

solubility

water: 100 mg/mL, clear, colorless

density

2.338 g/mL at 25 °C (lit.)

SMILES string

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

InChI

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

InChI key

GNSKLFRGEWLPPA-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

Related Categories

Application

Potassium phosphate monobasic has been used:
  • in calibration curve generation in electrical conductivity measurement of plasma-activated tap water (PATW).
  • as a component of dissection solution.
  • as a constituent of phosphate buffered saline.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Sorry, we don't have COAs for this product available online at this time.

If you need assistance, please contact Customer Support.

Already Own This Product?

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

Visit the Document Library

A Rapid Extraction Method for mammalian cell cultures, suitable for quantitative immunoblotting analysis of proteins, including phosphorylated GCN2 and eIF2alpha
Silva RC, et al.
MethodsX, 5, 75-82 (2018)
Plasma-activation of tap water using DBD for agronomy applications: Identification and quantification of long lifetime chemical species and production/consumption mechanisms
Judee F, et al.
Water Research, 133, 47-59 (2018)
Astrocyte-enriched feeder layers from cryopreserved cells support differentiation of spontaneously active networks of human iPSC-derived neurons
Schutte RJ, et al.
Journal of Neuroscience Methods, 294, 91-101 (2018)
Przemyslaw Nogly et al.
IUCrJ, 2(Pt 2), 168-176 (2015-04-14)
Lipidic cubic phases (LCPs) have emerged as successful matrixes for the crystallization of membrane proteins. Moreover, the viscous LCP also provides a highly effective delivery medium for serial femtosecond crystallography (SFX) at X-ray free-electron lasers (XFELs). Here, the adaptation of
Casper Skovgaard et al.
Journal of applied physiology (Bethesda, Md. : 1985), 117(10), 1097-1109 (2014-09-06)
The purpose of this study was to examine whether speed endurance training (SET, repeated 30-s sprints) and heavy resistance training (HRT, 80-90% of 1 repetition maximum) performed in succession are compatible and lead to performance improvements in moderately trained endurance
View All Related Papers

Articles

Enzymatic Assay of Cathepsin B

Cathepsin B is a lysosomal cysteine proteinase with broad specificity. This protocol uses Nα–CBZ–Arg–Arg–7–amido–4–methylcoumarin as the substrate for fluorometric detection of Cathepsin B activity.

Protocols

Enzymatic Assay: Laccase (EC 1.10.3.2)

Laccase, a biocatalyst, oxidizes aromatic compounds with molecular oxygen reduction, making it useful in various applications.

Enzymatic Assay of Fumarase

Enzymatic Assay of Fumarase

Enzymatic Assay of Phytase (EC 3.1.3.8)

Derived from procedure SSPHYT02. Includes template updates to current SOP specifications and incorporation of notes into the procedure.

Enzymatic Assay of Plasmin with D-Val-Leu-Lys-p-Nitroanilide Dihydrochloride

Enzymatic Assay of Plasmin with D-Val-Leu-Lys-p-Nitroanilide Dihydrochloride

See All

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