Ammonium sulfate - UltraBio™, Ultra pure, ≥99% , CAS No.7783-20-2

CAS: 7783-20-2 Cat. No.: A434061 Formule: (NH4)2SO4 Poids moléculaire: 132.14 Numéro CE: 231-984-1
DISPONIBLE À COMMANDE
GRADE & PURITY UltraBio™ ? UltraBio™ — Aladdin's line for molecular-biology applications. Use for nuclease-free, high-consistency reagents across molecular workflows. Ultra pure ? Ultra-pure grade with very low impurity content across the board. Use for trace analysis, electronics, or processes intolerant of contamination. ≥99%
Synonyms
Ammonium sulfate ((NH4)2SO4) | Ammonium sulfate, 99+% (ACS) | AMMONIUM SULPHATE (2:1) | AMMONIUM SULFATE | Ammonium sulfate, ultrapure | Ammonium Sulfate ACS grade | CHEBI:62946 | Sulfuric acid-d2, di(ammonium-d4) salt (8CI,9CI) | BFNBIHQBYMNNAN-UHFFFAOYS
Storage
Room temperature,Desiccated
Shipped In
Normal
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Size
Allemagne (EU)
USA*
Price
Qty
100g
A434061-100g
Sur commande · 8–12 semaines
34,62€
500g
A434061-500g
Sur commande · 8–12 semaines
78,01€
Enter a quantity for the sizes you want to add.
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Why this grade

UltraBio™, Ultra pure, ≥99% Ultra pure,UltraBio™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Desiccated Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 421 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Vue d’ensemble

Application

Ammonium sulfate has been used as an additive in salting-out procedure to prepare the g-globulin fraction. It is also used as a component in synthetic minimal dextrose (SD) liquid medium.

Specifications

Synonymes
Ammonium sulfate ((NH4)2SO4) | Ammonium sulfate, 99+% (ACS) | AMMONIUM SULPHATE (2:1) | AMMONIUM SULFATE | Ammonium sulfate, ultrapure | Ammonium Sulfate ACS grade | CHEBI:62946 | Sulfuric acid-d2, di(ammonium-d4) salt (8CI,9CI) | BFNBIHQBYMNNAN-UHFFFAOYS
Spécifications et pureté
UltraBio™, Ultra pure, ≥99%
Mécanismes biochimiques et physiologiques
Ammonium sulfate ((NH 4 ) 2 SO 4 ) is mainly used as a soil fertilizer. It is also used as a wood preservative. This inorganic salt plays a role in flame retardant chemicals.
Conditions de stockage de stockage
Room temperature,Desiccated
Expédié en
Normal
Grade
Ultra pure, UltraBio™
Pureté
≥99%
Noms et identifiants
Sourires canoniques[NH4+].[NH4+].[O-]S(=O)(=O)[O-]
IUPAC Namediazanium;sulfate
InChIKeyBFNBIHQBYMNNAN-UHFFFAOYSA-N
INCHI1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
Isomères SMILES [NH4+].[NH4+].[O-]S(=O)(=O)[O-]
WGK Allemagne 1
RTECS BS4500000
Poids moléculaire 132.14
Reaxy-Rn 11343144
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11343144&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomInorganic compounds
SuperclassHomogeneous non-metal compounds
ClasseNon-metal oxoanionic compounds
SubclassNon-metal sulfates
Intermediate Tree Nodes Not available
Direct ParentNon-metal sulfates
Alternative Parents Organic sulfuric acids  Inorganic oxides  
Molecular FrameworkNot available
Substituents Non-metal sulfate - Sulfuric acid - Inorganic oxide
DescriptionThis compound belongs to the class of inorganic compounds known as non-metal sulfates. These are inorganic non-metallic compounds containing a sulfate as its largest oxoanion.
External Descriptors ammonium salt - inorganic sulfate salt
Structure 3D
Modèle de structure chimique interactif





Certificats (CoA, COO, BSE/TSE et tableau d'analyse)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDateArticle
B2624278Certificate of AnalysisMar 02, 2026 A434061
B2624279Certificate of AnalysisMar 02, 2026 A434061
B2624281Certificate of AnalysisMar 02, 2026 A434061
Propriétés chimiques et physiques
SolubilitéH2O: 1M, clear, colorless
Point de fusion (°C)>280 °C
Poids moléculaire132.140 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass132.02 Da
Monoisotopic Mass132.02 Da
Topological Polar Surface Area90.600 Ų
Heavy Atom Count7
Formal Charge0
Complexity62.200
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count3
FAQ et articles
UltraBio™: Defining Excellence in Molecular Biology Applications
Common Methods for Protein Precipitation
Buffer Additives to Prevent Protein Precipitation
Salting-In and Salting-Out: “Salt” Strategies in Protein Purification
How to Choose the Best Protein Purification Technique
What is Ion Exchange Chromatography Used For? 4 Important Applications for Protein Purification
His-Tag Protein Purification: Common Troubleshooting Questions and Practical Solutions
Scientific Decision-Making for Chromatography Buffer Selection: Tris-HCl vs Phosphate Systems
Phycocyanin: A Review of Sources, Structural Features, Production Processes, Applications, and Claimed Benefits
Whey Protein: Composition Profile, Manufacturing Routes, and Key Product-Type Essentials
Structural Characteristics, Operational Methods, and Separation Applications of Dextran Gels
Protein Structure Analysis: An Experimental Path from Defining the Question to Functional Validation
What Is Synthetic Biology? The Industrialization Pathway from Upstream Reagent Toolchains to Biomanufacturing Applications
Citations of This Product
Calculateurs de solution
Avis

Avis des clients

Foire aux questions

What is the purity of this product?
This product is supplied at ≥99% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
What does UltraBio? mean?
UltraBio? indicates that the product has been processed and tested for biological and biochemical applications. Specifications may include endotoxin limits, microbial controls, sterility, low DNase/RNase/protease activity, and verified biological activity where relevant.
What does Ultra pure mean?
Ultra pure is a defined analytical purity tier suitable for general analytical and reagent applications. It specifies a minimum assay percentage, controlled limits on common impurities (water, heavy metals, residue on ignition), and lot-to-lot consistency. Ultra pure is one of several purity tiers — choose based on the sensitivity and regulatory requirements of your method.
How should this product be stored?
Store in a cool place, desiccated. Keep the container tightly closed with desiccant — the material is moisture-sensitive.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 7783-20-2, the molecular formula is H8N2O4S, and the molecular weight is 132.14 g/mol. InChIKey BFNBIHQBYMNNAN-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

Need help choosing the grade?

Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.

View UltraBio™ grade guide → View Ultra pure grade guide →

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