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Ammonium Sulfate

Ammonium Sulfate

CAS Number: 7783-20-2

Molecular Formula: H8N2O4S

Nitrogen-Based Fertilizer SaltTechnical Grade / Fertilizer Grade (Crystalline Powder)Utilized industrial biotechnology: Protein purificationFast-acting nitrogen sourceLow per unit cost nitrogenNon-volatileBoosts chlorophyll & amino acid productionCompliance: FCO (India) & REACH (EU)

About Ammonium Sulfate

Ammonium iron(II) sulfate (CAS No: 10045-89-3) is increasingly utilized by North American metallurgical laboratories as a high-purity analytical standard and reducing agent, valued for its exceptional stability in the precision titration of chromium and vanadium for specialized alloy steel production. Ferrous ammonium ...

Synonyms

  • Ammonium Sulfate
  • Sulfate, Ammonium
  • AMMONIUM SULFATE
  • 7783-20-2
  • Ammonium sulphate
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Ammonium Sulfate Specifications

CAS Number
7783-20-2
Molecular Formula
H8N2O4S
Molecular Weight
132.14 g/mol
IUPAC Name
diazanium;sulfate or Diazanium sulfate
Canonical SMILES
[NH4+].[NH4+].[O-]S(=O)(=O)[O-]
InChI Key
HUMNYLRZRPPJDN-UHFFFAOYSA-N
InChI
1S/H2N.H2N.H2SO4/h1*1H2;1H2
PubChem CID
6097028
EINECS Number
231-984-1
MDL Number
MFCD00057651
UNSPSC Code
12141701
eClass
23310002
HSN No
31022100
Appearance
White crystalline solid or granules
Odor
Odorless
Solubility
Highly soluble in water
pH (1% solution)
5.5 – 6.5
Nitrogen Content
21%
Sulfur Content
24%
Melting Point
Decomposes >280°C
Density
1.77 g/cm³
Molecular Weight
132.14 g/mol
Physical appearance
White crystalline solid or powder
Boiling Point
Decomposes
GHS Classification
Not classified as hazardous under GHS
Precautionary Statements
Standard laboratory precautions apply P280: Wear gloves and eye protection P264: Wash thoroughly after handling P261: Avoid inhalation of dust
Precautionary Statement Codes
P261, P264, P270, P271, P280, P301+P312, P302+P352, P304+P340, P305+P351+P338, P312, P321, P330, P332+P313, P337+P313, P362, P403+P233, P405, and P501
Hazard Classes and Categories
Acute Tox. 4 (100%) Skin Irrit. 2 (100%)

Nitrogen Fertilization

Used as a direct nitrogen fertilizer in row crops, vegetables, and cereals.

Soil Acidification

Useful in alkaline soils where pH lowering improves nutrient availability.

Protein Crops & Oilseeds

Provides sulfur critical for protein synthesis and oil yield in crops like soybean, rapeseed, and mustard.

Blending Material

Often blended with NPK, DAP, or trace element micronutrients to boost nitrogen and sulfur simultaneously.

Fertilizer

a nitrogen and sulfur source for agricultural applications

Reagent

a reagent in the palladium-catalyzed amination of aryl halides to arylamines

Precipitating Agent

a salt for the fractional precipitation or fractionation of proteins

Catalyst

a catalyst in the hexamethyldisilazane-mediated reaction of quinazolin-4(3H)-ones with primary amines

Additive

an additive in salting-out procedures to prepare the g-globulin fraction

Extracting Agent

an agent to extract metals such as iron, chromium, aluminum, and calcium

Wood Preservative

an inorganic salt used as a wood preservative

Flame Retardant

a chemical that elevates combustion temperature and lowers weight loss rates

Supplement

a nitrogen supplement in synthetic laboratory media

Analytical Reagent

a reagent used in methyl cellulose precipitable tannin assays to evaluate wine tannin

Loading Agent

a component used for the active loading and crystallization of doxorubicin within liposomes

Storage Conditions

Store away from oxidizers

Packaging Options

25 kg, 50 kg PP bags with inner liner, Bulk jumbo bags (500–1000 kg)

Transport Format

Palletized, stretch-wrapped, and containerized

Stacking Guidance

2 drums/bags high

Shelf Life

2 years in dry, covered conditions

Handling Precautions

Avoid dust generation, ensure proper ventilation

MSDS
Download
  1. Ammonium Sulfate
  2. Sulfate, Ammonium
  3. AMMONIUM SULFATE
  4. 7783-20-2
  5. Ammonium sulphate

Ammonium Sulfate FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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