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P5379

Sigma-Aldrich

Potassium phosphate monobasic

ReagentPlus®

Synonym(s):
prim.-Potassium phosphate, Monopotassium phosphate, Potassium dihydrogen phosphate
Linear Formula:
KH2PO4
CAS Number:
Molecular Weight:
136.09
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.25

Quality Level

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

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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.

Packaging

1 kg in poly bottle
10 kg in poly drum
100, 500 g in poly bottle

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Storage Class Code

11 - Combustible Solids

WGK Germany

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

Certificate of Analysis

Certificate of Origin

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)
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)
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)
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...
Leo Syrjänen et al.
Frontiers in zoology, 12, 19-19 (2015-08-25)
Carbonic anhydrases (CAs, EC 4.2.1.1) are ubiquitous enzymes that catalyze the reversible hydration reaction of carbon dioxide. CAs are present as six structurally divergent enzyme families: α, β, γ, δ, ζ and η. β-CAs have a wide distribution across different...

Protocols

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 Laccase (EC 1.10.3.2)

Laccase (EC 1.10.3.2) is a cuproenzyme that oxidizes various types of phenols and similar aromatic compounds aromatic amines with the reduction of molecular oxygen to water, therefore, is used as a biocatalyst.

Enzymatic Assay of D-Alanine Racemase (EC 5.1.1.1)

Enzymatic Assay of D-Alanine Racemase (EC 5.1.1.1)

Enzymatic Assay of 3α-Hydroxysteroid Dehydrogenase with Androsterone (EC 1.1.1.50)

Enzymatic Assay of 3α-Hydroxysteroid Dehydrogenase with Androsterone (EC 1.1.1.50)

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