Skip to Content
Merck
All Photos(6)

Key Documents

View All Documentation

Safety Information

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

Quality Level

200

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

P3786-AX:
P3786-4X2.5KG:
P3786-1KG:4548173206387
P3786-2.5KG:4548173206394
P3786-500G:4548173206400
P3786-VAR-D:
P3786-6X500G:4548173206417
P3786-VAR:
P3786-BULK:
P3786-100G:4548173206370

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
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)
Expression and Purification of the Arabidopsis E4 SUMO Ligases PIAL1 and PIAL2.
Tomanov K and Bachmair A
Bio-protocol null
Marina Bacci et al.
Cell reports, 28(1), 104-118 (2019-07-04)
Endocrine therapy (ET) is the standard of care for estrogen receptor-positive (ER+) breast cancers. Despite its efficacy, ∼40% of women relapse with ET-resistant (ETR) disease. A global transcription analysis in ETR cells reveals a downregulation of the neutral and basic
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