Skip to Content
Merck
All Photos(3)

Key Documents

P9458

Sigma-Aldrich

Potassium sulfate

BioXtra, ≥99.0%

Synonym(s):

K2SO4, Sulphate of potash

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
K2SO4
CAS Number:
Molecular Weight:
174.26
EC Number:
MDL number:
UNSPSC Code:
12352207
PubChem Substance ID:
NACRES:
NA.71

product line

BioXtra

Quality Level

Assay

≥99.0%

form

powder

impurities

≤0.005% Phosphorus (P)
≤0.1% Insoluble matter

solubility

H2O: 1 M, clear, colorless

anion traces

chloride (Cl-): ≤0.001%

cation traces

Al: ≤0.0005%
Ca: ≤0.01%
Cu: ≤0.0005%
Fe: ≤0.0005%
Mg: ≤0.0005%
NH4+: ≤0.05%
Na: ≤0.01%
Pb: ≤0.001%
Zn: ≤0.0005%

SMILES string

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

InChI

1S/2K.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

InChI key

OTYBMLCTZGSZBG-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

Application

Potassium sulphate has been used as a component of fermentation medium for culturing Pichia pastoris, minimal medium for growing microbial cultures and magnesium transporter A (MgtA) purification buffers.

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

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

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