Skip to Content
MilliporeSigma
All Photos(4)

Key Documents

View All Documentation

P9666

Sigma-Aldrich

Potassium phosphate dibasic trihydrate

for molecular biology, ≥99%

Synonym(s):

Dipotassium hydrogen phosphate trihydrate, Dipotassium phosphate, di-Potassium hydrogen phosphate trihydrate

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

About This Item

Linear Formula:
K2HPO4 · 3H2O
CAS Number:
16788-57-1
Molecular Weight:
228.22
EC Number:
231-834-5
MDL number:
MFCD00149926
UNSPSC Code:
12161700
PubChem Substance ID:
24899052
NACRES:
NA.25

grade

for molecular biology

Assay

≥99%

form

powder or crystals

quality

200

pH

9.2-9.4 (25 °C, 50 g/L)

solubility

water: 100 mg/mL, clear, colorless

anion traces

chloride (Cl-): ≤30 ppm

cation traces

Fe: ≤10 ppm
heavy metals (as Pb): ≤5 ppm

foreign activity

DNase, RNase and protease, none detected

SMILES string

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

InChI

1S/2K.H3O4P.3H2O/c;;1-5(2,3)4;;;/h;;(H3,1,2,3,4);3*1H2/q2*+1;;;;/p-2

InChI key

XQGPKZUNMMFTAL-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

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

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

Customers Also Viewed

Slide 1 of 1

1 of 1

Potassium phosphate dibasic ACS reagent, ≥98%

Sigma-Aldrich

P3786

Potassium phosphate dibasic

Guobo Guan et al.
PLoS biology, 17(3), e2006966-e2006966 (2019-03-14)
While sexual reproduction is pervasive in eukaryotic cells, the strategies employed by fungal species to achieve and complete sexual cycles is highly diverse and complex. Many fungi, including Saccharomyces cerevisiae and Schizosaccharomyces pombe, are homothallic (able to mate with their
Ala A A Al-Subeihi et al.
Toxicology and applied pharmacology, 283(2), 117-126 (2015-01-01)
The present study aims at predicting the level of formation of the ultimate carcinogenic metabolite of methyleugenol, 1'-sulfooxymethyleugenol, in the human population by taking variability in key bioactivation and detoxification reactions into account using Monte Carlo simulations. Depending on the
Karol Kadlec et al.
Talanta, 147, 44-49 (2015-11-26)
The novel approach for hydroxyapatite (HA) surface characterization was proposed. The main aim of this investigation was to estimate surface properties of HA as a biomaterial in real system i.e. in simulated body fluid (SBF). One of the method, which

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