Ammonium sulphate, 99%

Name: Ammonium sulphate, 99%
Brand: Vaqora Chemicals
SKU: VQ-015997

About Ammonium sulphate, 99%

Ammonium sulphate is an inorganic reagent in Extra Pure grade carrying the CAS registry number 7783-20-2, specified at 99% purity. The compound has the formula H8N2O4S, corresponding to a molecular weight of 132.14 g/mol. Its systematic (IUPAC) name is diazanium. Sulfate. Common synonyms include Mascagnite and Diammonium sulfate.

It is supplied as a white powder. Literature values give a melting point of above 280 °C (dec.) and a density of 1.77 g/mL at 25 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

Key uses span protein and peptide research and water treatment. It is used across academic and industrial research.

Standard pack sizes are 500 g, 5 kg and 25 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Protein & peptide research
Water treatment

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Ammonium sulphate, 99%
Catalogue No.	VQ-015997
CAS Number	7783-20-2
IUPAC name	diazanium;sulfate
Molecular formula	H₈N₂O₄S
Molecular weight	132.14 g/mol
Exact mass	132.0205
Grade	Extra Pure
Purity / assay	99%
HSN code	31022100
InChIKey	BFNBIHQBYMNNAN-UHFFFAOYSA-N
SMILES	[NH4+].[NH4+].[O-]S(=O)(=O)[O-]
PubChem CID	6097028

Physical properties
Physical form	Powder
Appearance	White powder
Melting point	>280 °C (dec.)
Density	1.77 g/mL at 25 °C
H-bond donors / acceptors	2 / 4
TPSA	90.6 Å²
Synonyms	Mascagnite, Diammonium sulfate, Sulfuric acid diammonium salt, Ammonium sulfate (2:1), Dolamin, Diammonium sulphate, Sulfatom ammoniya, Sulfuric acid, diammonium salt, Sulfuric acid ammonium salt (1:2), Ammonium sulfate ((NH4)2SO4), Sulfate, ammonium, Ammonium sulfate [NF]

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

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 7783-20-2

Industrial

Ammonium Sulphate

CAS: 7783-20-2
Formula: H₈N₂O₄S
MW: 132.14 g/mol

VQ-019469

Ammonium sulphate 0.5M (1N) solution

CAS: 7783-20-2
Formula: H₈N₂O₄S
MW: 132.14 g/mol

VQ-000098

Molecular Biology

Ammonium sulphate 3.2 M ultrapure solution, for molecular biology

CAS: 7783-20-2
Formula: H₈N₂O₄S
MW: 132.14 g/mol

VQ-045781

Food Grade

Ammonium Sulphate, food grade (FCC)

CAS: 7783-20-2
Formula: H₈N₂O₄S
MW: 132.14 g/mol

VQ-046959

AR

Ammonium sulphate, GR 99%+

CAS: 7783-20-2
Formula: H₈N₂O₄S
MW: 132.14 g/mol

VQ-015998

USP

Ammonium Sulphate, USP

CAS: 7783-20-2
Formula: H₈N₂O₄S
MW: 132.14 g/mol

VQ-046477

Frequently asked questions

What is the CAS number of Ammonium sulphate, 99%?

The CAS Registry Number of Ammonium sulphate, 99% is 7783-20-2. It is also known as Mascagnite, Diammonium sulfate, Sulfuric acid diammonium salt.

What is the molecular formula and molecular weight of Ammonium sulphate, 99%?

Ammonium sulphate, 99% has the molecular formula H8N2O4S and a molecular weight of 132.14 g/mol.

Which grade and pack sizes of Ammonium sulphate, 99% can I order?

We supply Ammonium sulphate, 99% in Extra Pure (99%) grade, in 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ammonium sulphate, 99%?

Yes. Every lot of Ammonium sulphate, 99% 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 Ammonium sulphate, 99% be shipped internationally?

Yes. Ammonium sulphate, 99% 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.