Skip to Content
Merck
All Photos(6)

Documents

P3786

Sigma-Aldrich

Potassium phosphate dibasic

ACS reagent, ≥98%

Synonym(s):

Dipotassium hydrogenphosphate, Dipotassium phosphate, sec.-Potassium phosphate

Sign Into View Organizational & Contract Pricing
All Photos(6)

About This Item

Linear Formula:
K2HPO4
CAS Number:
7758-11-4
Molecular Weight:
174.18
EC Number:
231-834-5
MDL number:
MFCD00011383
UNSPSC Code:
12352302
eCl@ss:
38070212
PubChem Substance ID:
329820191
NACRES:
NA.21

grade

ACS reagent

Agency

suitable for SM 5210

Assay

≥98%

form

powder

impurities

≤0.001% Nitrogen compounds (as N)
≤0.01% Insoluble matter

loss

≤1.0% loss on drying, 105°C

pH

8.5-9.6 (25 °C, 5% in solution)

anion traces

chloride (Cl-): ≤0.003%
sulfate (SO42-): ≤0.005%

cation traces

Fe: ≤0.001%
Na: ≤0.05%
heavy metals: ≤5 ppm (by ICP-OES)

SMILES string

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

InChI

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

InChI key

ZPWVASYFFYYZEW-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

Application

Potassium phosphate dibasic has been used in the preparation of MMG (maltose, methyl green) medium, phosphate buffered saline and hypotonic solution.

Other Notes

Go to Redi-Dri™ Product Listing 795496

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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

Expression and Analysis of Flow-regulated Ion Channels in Xenopus Oocytes.
Shi S
Bio-protocol null
Expression and Purification of the Arabidopsis E4 SUMO Ligases PIAL1 and PIAL2.
Tomanov K and Bachmair A
Bio-protocol null
A new semi-selective medium for Xanthomonas campestris pv. vitians, the causal agent of bacterial leaf spot of lettuce.
Toussaint VCE et al.
Plant Disease, 85, 131-136 (2001)
Sopio Melikishvili et al.
Food chemistry, 337, 127759-127759 (2020-08-11)
High-resolution ultrasonic spectroscopy (HR-US) was applied for real-time monitoring of β-casein hydrolysis by trypsin at various conditions for the first time. The technique is based on the precision measurement of hydration changes proportional to the number of peptide bond hydrolyzed.
Joonhoon Kim et al.
Frontiers in bioengineering and biotechnology, 8, 612832-612832 (2021-02-16)
An oleaginous yeast Rhodosporidium toruloides is a promising host for converting lignocellulosic biomass to bioproducts and biofuels. In this work, we performed multi-omics analysis of lignocellulosic carbon utilization in R. toruloides and reconstructed the genome-scale metabolic network of R. toruloides.
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