Potassium sulphate, BP/EP/Ph. Eur., ACS, AR

Name: Potassium sulphate, BP/EP/Ph. Eur., ACS, AR
Brand: Vaqora Chemicals
SKU: VQ-047241

About Potassium sulphate, BP/EP/Ph. Eur., ACS, AR

Listed under CAS 7778-80-5, Potassium sulphate is an alkali metal compound available from Vaqora Chemicals in BP/EP/Ph. Eur. / ACS / AR grade. With the molecular formula K2O4S, it has a molar mass of 174.26 g/mol. Common synonyms include Dipotassium sulfate and Sulfuric acid dipotassium salt.

Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Danger” with 1 hazard statement. Review the Safety Data Sheet before use.

Key uses span materials research and chemical synthesis. Buyers come mainly from academic and industrial research.

Available in 500 g, 5 kg and 50 kg packs, Potassium sulphate is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Materials research
Chemical synthesis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Potassium sulphate, BP/EP/Ph. Eur., ACS, AR
Catalogue No.	VQ-047241
CAS Number	7778-80-5
IUPAC name	dipotassium;sulfate
Molecular formula	K₂O₄S
Molecular weight	174.26 g/mol
Exact mass	173.8791
Grade	BP/EP/Ph. Eur. / ACS / AR
HSN code	31043000
InChIKey	OTYBMLCTZGSZBG-UHFFFAOYSA-L
SMILES	[O-]S(=O)(=O)[O-].[K+].[K+]
PubChem CID	24507

Physical properties
Physical form	Other
H-bond donors / acceptors	0 / 4
TPSA	88.6 Å²
Synonyms	Dipotassium sulfate, Sulfuric acid dipotassium salt, Arcanum duplicatum, Sulfuric acid, dipotassium salt, Kalium sulphuricum, Tartarus vitriolatus, Kali sulphuricum, Potassium sulfate (K2(SO4)), Sulfuric acid potassium salt (1:2), Potassium (as sulfate), INS-515(I)

Safety & hazard information (GHS)

Corrosive

Signal word: Danger

Hazard statements

H318Causes serious eye damage

Precautionary statements: P264 + P265, P280, P305 + P354 + P338, P317

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 7778-80-5

Extra Pure

Potassium sulphate, 99%

CAS: 7778-80-5
Formula: K₂O₄S
MW: 174.26 g/mol

VQ-014068

BP/EP

Potassium sulphate, BP/EP 98.50–101.00%

CAS: 7778-80-5
Formula: K₂O₄S
MW: 174.26 g/mol

VQ-046776

AR

Potassium sulphate, GR 99%+

CAS: 7778-80-5
Formula: K₂O₄S
MW: 174.26 g/mol

VQ-014069

Frequently asked questions

What is the CAS number of Potassium sulphate, BP/EP/Ph. Eur., ACS, AR?

The CAS Registry Number of Potassium sulphate, BP/EP/Ph. Eur., ACS, AR is 7778-80-5. It is also known as Dipotassium sulfate, Sulfuric acid dipotassium salt, Arcanum duplicatum.

What is the molecular formula and molecular weight of Potassium sulphate, BP/EP/Ph. Eur., ACS, AR?

Potassium sulphate, BP/EP/Ph. Eur., ACS, AR has the molecular formula K2O4S and a molecular weight of 174.26 g/mol.

Which grade and pack sizes of Potassium sulphate, BP/EP/Ph. Eur., ACS, AR can I order?

We supply Potassium sulphate, BP/EP/Ph. Eur., ACS, AR in BP/EP/Ph. Eur. / ACS / AR grade, in 500 g, 5 kg, 50 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Potassium sulphate, BP/EP/Ph. Eur., ACS, AR?

Yes. Every lot of Potassium sulphate, BP/EP/Ph. Eur., ACS, AR is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Potassium sulphate, BP/EP/Ph. Eur., ACS, AR be shipped internationally?

Yes. Potassium sulphate, BP/EP/Ph. Eur., ACS, AR is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.