Ammonium II Sulphate Extra Pure
$ 18.00 Original price was: $ 18.00.$ 17.89Current price is: $ 17.89.
Ammonium II Sulphate Extra Pure, commonly known as ammonium sulfate ((NH4)2SO4)(\text{(NH}_4)_2\text{SO}_4)((NH4)2SO4), is a high-purity, white crystalline solid widely used in laboratory settings for biochemical, analytical, and inorganic chemistry applications. It is especially valued for protein precipitation and purification through salting-out techniques due to its high solubility and ability to stabilize proteins. Additionally, it serves as a reliable source of nitrogen and sulfate ions in analytical reactions and standard solution preparations. The extra pure grade ensures minimal interference from contaminants, making it ideal for sensitive experimental procedures. It should be stored in a cool, dry place in well-sealed containers to prevent moisture absorption and caking.
Ammonium II Sulphate Extra Pure
Primary Uses
- Protein Precipitation (“Salting Out”)
- Widely used in biochemistry for precipitating and fractionating proteins based on solubility in high-salt solutions.
- Reagent in Analytical Chemistry
- Supplies ammonium and sulfate ions for cation/anion qualitative analysis and precipitation reactions.
- Buffer Component in Biochemical Assays
- Used in some biological buffer systems or to stabilize enzymes and proteins during purification or storage.
- Nutrient in Microbial Culture Media
- Acts as a nitrogen source in minimal media for growing bacteria or fungi under lab conditions.
- pH Adjustment and Ionic Strength Control
- Used to control ionic strength or pH in various chemical solutions or titration systems.
Secondary Uses
- Crystallization of Biomolecules
- Employed in X-ray crystallography and other structural biology techniques to grow protein or enzyme crystals.
- Simulation of Soil or Environmental Chemistry
- Used in lab-scale studies to model nitrogen leaching or sulfate behavior in agricultural or aquatic systems.
- Teaching Reagent for Salt Properties
- Demonstrates solubility, ionic bonding, and thermodynamic behavior in general chemistry education labs.
- Preparation of Ammonium-Based Reagents
- Acts as a precursor for synthesis of other ammonium salts, including lab-made fertilizers or solutions.
- Stabilizer in Enzyme Storage Buffers
- Helps reduce microbial growth and enzymatic degradation when storing proteins long-term.
| PACK SIZE | 500 grams Plastic Tin |
|---|
1. Basic Identification Attributes
- Chemical Name: Ammonium Sulphate
- CAS Number: 7783-20-2
- HS Code: 31022100 (Ammonium sulphate, fertilizer use; other HS codes may apply for lab use)
- Molecular Formula: (NH₄)₂SO₄
- Synonyms:
- Diammonium sulfate
- Ammonium sulfate
- Sulfuric acid diammonium salt
- Mascagnite (natural mineral form)
2. Physical & Chemical Properties
- Physical State: Solid (crystalline powder or granules)
- Color & Odor: White crystals; odorless
- Boiling Point: Decomposes before boiling
- Melting Point: ~235–280°C (decomposes)
- Density/Specific Gravity: ~1.77 g/cm³
- Solubility:
- Water: Highly soluble (~75.4 g/100 mL at 20°C)
- Alcohol: Insoluble
- pH Level: ~5.0–6.0 (in 5% aqueous solution; slightly acidic)
- Vapor Pressure: Negligible
- Flash Point: Not flammable
- Autoignition Temperature: Not applicable
- Viscosity: Not applicable
3. Safety & Hazard Attributes
- Hazard Class (GHS):
- Not classified as hazardous under GHS
- May cause mild eye or respiratory irritation if dust is inhaled
- NFPA Ratings:
- Health: 1
- Flammability: 0
- Reactivity: 0
- Exposure Limits:
- No established OSHA/ACGIH limits
- General nuisance dust limits apply (10 mg/m³ total dust)
- Reactivity:
- Stable under standard conditions
- Incompatible with strong bases and oxidizers
4. Storage & Handling Attributes
- Storage Conditions:
- Store in a cool, dry, tightly sealed container
- Protect from moisture (hygroscopic)
- Incompatible Materials:
- Strong alkalis, nitrates, and oxidizing agents
- Container Type:
- Plastic or glass containers with tight-fitting lids
- Shelf Life & Expiration Date:
- ~3–5 years under dry storage conditions
- Special Handling Requirements:
- Use gloves, lab coat, and eye protection
- Minimize dust generation during handling
5. Regulatory & Compliance Attributes
- Regulatory Status:
- Listed under TSCA, REACH
- Commonly used in labs and approved in food/pharma grades (with different purity standards)
- Hazard Symbols (GHS Pictograms):
- Not required for this compound
- Transportation Restrictions:
- Not classified as a hazardous material for shipping
- Waste Disposal Method:
- Dilute with water; dispose through standard chemical waste systems
- Avoid release into drains in large quantities
6. Environmental & Health Impact
- Ecotoxicity:
- Can contribute to eutrophication in aquatic systems in large quantities
- Low acute toxicity to aquatic organisms
- Persistence in Environment:
- Dissociates into ammonium and sulfate ions, which are naturally occurring
- Carcinogenicity/Mutagenicity:
- Not classified as carcinogenic or mutagenic
- Biodegradability:
- Inorganic salt; not biodegradable but environmentally manageable
SAFETY PRECAUTIONS
- Personal Protective Equipment (PPE):
- Wear a lab coat, chemical-resistant gloves (e.g., nitrile), and safety goggles.
- Use a dust mask or operate in a fume hood if handling fine powder.
- Handling:
- Handle in a well-ventilated area.
- Avoid inhalation of dust and contact with skin or eyes.
- Do not mix with strong oxidizers or alkalis.
- Minimize dust generation; clean up spills promptly.
- Storage:
- Store in a cool, dry, well-ventilated area in a tightly closed container.
- Protect from moisture—hygroscopic and may clump when exposed to air.
- Keep away from incompatible materials such as strong bases and oxidizers.
- Hygiene Measures:
- Wash hands and exposed areas thoroughly after handling.
- Do not eat, drink, or smoke in the lab.
- Decontaminate work surfaces after use.
FIRST AID MEASURES
- Inhalation:
- Move person to fresh air.
- If breathing is difficult, administer oxygen and seek medical attention.
- Irritation to the respiratory tract is possible with dust exposure.
- Skin Contact:
- Wash thoroughly with soap and water.
- Remove any contaminated clothing.
- Seek medical attention if irritation or rash develops.
- Eye Contact:
- Rinse cautiously with water for at least 15 minutes.
- Keep eyelids open and remove contact lenses if present.
- Seek medical attention if irritation persists.
- Ingestion:
- Rinse mouth thoroughly with water.
- Do not induce vomiting.
- If conscious, give water to dilute and seek immediate medical advice.
- High ingestion may cause gastrointestinal irritation or ammonia toxicity in rare cases.
FIRE FIGHTING MEASURES
- Suitable Extinguishing Media:
- Use dry chemical, CO₂, foam, or water spray depending on the surrounding materials.
- Specific Hazards:
- Not flammable, but at high temperatures may decompose, releasing:
- Ammonia
- Nitrogen oxides (NOₓ)
- Sulfur oxides (SOₓ)
- Not flammable, but at high temperatures may decompose, releasing:
- Protective Equipment for Firefighters:
- Wear self-contained breathing apparatus (SCBA) and full protective gear.
- Firefighting Instructions:
- Cool containers with water spray to avoid rupture from thermal decomposition.
- Avoid breathing decomposition vapors.
- Prevent runoff from entering drains or watercourses—can be harmful to aquatic life.
Related products
Aluminium Ammonium Sulphate Extra Pure
Aluminium Ammonium Sulphate Extra Pure, also known as ammonium alum, is a high-purity double salt composed of aluminum sulfate and ammonium sulfate, typically appearing as colorless or white crystalline granules. Valued for its excellent stability and solubility in water, it is widely used in analytical chemistry, dye mordanting, and laboratory reagent preparations. Its ability to precipitate proteins makes it useful in biochemical applications, while its astringent and antimicrobial properties support its role in pharmaceutical and cosmetic formulations. The extra pure grade ensures minimal impurities, making it suitable for high-precision scientific work. It should be stored in a tightly sealed container in a dry, cool area to prevent moisture absorption and maintain its effectiveness.
Aluminium Oxide Active Neutral Extra Pure
Aluminium Oxide Active Neutral Extra Pure is a high-purity, fine white powder known for its high surface area and neutral pH, making it ideal for chromatography, adsorption, and catalyst support in laboratory research. Its active form ensures excellent capacity for separating and purifying organic compounds without altering their chemical structure, especially in column chromatography applications. Commonly used in analytical, organic synthesis, and material science laboratories, it provides consistent performance in adsorption studies, drying of solvents, and reaction monitoring. The extra pure grade ensures extremely low levels of impurities, suitable for high-precision experimental work. To maintain its activity, it should be stored in airtight containers away from moisture and reactive chemicals.
Ammonium Bromide Extra Pure
Ammonium Bromide Extra Pure is a high-purity, white crystalline powder highly soluble in water, widely used in laboratory settings for analytical, photographic, and synthetic applications. It serves as a reliable source of bromide ions in chemical reactions and is commonly used in preparing photographic emulsions, corrosion inhibitors, and certain pharmaceuticals. In analytical chemistry, it is employed in qualitative and quantitative analysis involving halide ion detection. The extra pure grade ensures minimal contamination, making it ideal for sensitive research and high-precision work. To preserve its stability and prevent moisture uptake, it should be stored in well-sealed containers in a cool, dry environment.
Ammonium Chloride Extra Pure
Ammonium Chloride Extra Pure is a high-purity, white crystalline salt widely used in laboratory chemistry as a source of ammonium ions and chloride ions for analytical, inorganic, and biochemical applications. It plays a key role in preparing buffer solutions, especially in conjunction with ammonia, and is commonly used in qualitative analysis, electrochemical studies, and metal treatment experiments. In addition, it serves as a reagent in synthesis reactions and as a nitrogen source in microbial culture media. The extra pure grade ensures high consistency and minimal contaminants, making it suitable for precise and sensitive laboratory work. It should be stored in a cool, dry place in well-sealed containers to maintain stability and prevent moisture absorption.
Ammonium Chromate Extra Pure
Ammonium Chromate Extra Pure is a high-purity, yellow crystalline compound primarily used in laboratory settings for analytical and inorganic chemistry applications. It serves as a strong oxidizing agent and is commonly utilized in qualitative analysis, particularly in the detection of cations, and in the preparation of chromate-based reagents. Its high solubility in water and ability to act as a corrosion inhibitor also make it useful in material science and electrochemical experiments. Due to the presence of hexavalent chromium, it is toxic and environmentally hazardous, requiring strict handling procedures and protective equipment. The extra pure grade ensures minimal impurities, making it suitable for high-precision research. It must be stored in tightly sealed containers, away from light, heat, and incompatible substances.
Ammonium Cupric Chloride Extra Pure
Ammonium Cupric Chloride Extra Pure is a high-purity, greenish-blue crystalline compound composed of ammonium and copper(II) ions combined with chloride. It is primarily used in laboratory chemistry for etching, electroplating studies, and as a reagent in qualitative analysis and coordination chemistry. This compound is particularly valuable in experiments involving complex ion formation and redox behavior of transition metals. Its extra pure grade ensures high consistency and low levels of interfering impurities, supporting precise analytical and research work. Due to its sensitivity to light and moisture, it should be stored in tightly sealed, opaque containers in a cool, dry environment to maintain stability and reactivity.
Ammonium Iodide Extra Pure
Ammonium Iodide Extra Pure is a high-purity, white to slightly yellow crystalline compound highly soluble in water and alcohol, commonly used in laboratory chemistry for analytical, synthetic, and photographic applications. It serves as a valuable source of iodide ions in organic and inorganic reactions, including halide exchange and the preparation of iodine-containing compounds. In analytical chemistry, it is used in iodometric titrations and as a reagent for detecting metal ions. The extra pure grade ensures exceptional chemical stability and low levels of impurities, supporting accurate, reproducible results in sensitive experiments. It should be stored in tightly sealed containers, away from light and moisture, to prevent decomposition and discoloration.
Barium Hydroxide Hydrate Extra Pure
Barium Hydroxide Hydrate Extra Pure is a high-purity, white crystalline compound containing eight molecules of water of crystallization. It is widely used in laboratory chemistry as a strong base in titration, qualitative analysis, and inorganic synthesis. Its high solubility in water and strong alkalinity make it valuable for neutralization reactions, preparation of barium salts, and as a reagent for detecting sulfates, carbonates, and phosphates. In analytical applications, it is often used where precise pH control and minimal contamination are critical. The extra pure grade ensures consistent performance in high-accuracy experiments. It should be handled with care and stored in a tightly sealed container in a cool, dry place, as it is caustic and sensitive to carbon dioxide in the air, which can lead to carbonate formation.

Preservatives(food)
Flavor Enhancers
Acidulants
Sweeteners
Antioxidants
Colorants(food)
Nutraceutical Ingredients (food)
Nutrient Supplements
Emulsifiers
Collectors
Dust Suppressants
Explosives and Blasting Agents
Flocculants and Coagulants
Frothers
Leaching Agents
pH Modifiers
Precious Metal Extraction Agents
Antioxidants(plastic)
Colorants (Pigments, Dyes)
Fillers and Reinforcements
Flame Retardants
Monomers
Plasticizers
Polymerization Initiators
Stabilizers (UV, Heat)
Antifoaming Agents
Chelating Agents
Coagulants and Flocculants
Corrosion Inhibitors
Disinfectants and Biocides
Oxidizing Agents
pH Adjusters
Scale Inhibitors( water)
Antioxidants(cosmetic)
Emollients
Fragrances and Essential Oils
Humectants
Preservatives
Surfactants(cosmetic)
Thickeners
UV Filters
Fertilizers
Soil Conditioners
Plant Growth Regulators
Animal Feed Additives
Biostimulants
Pesticides (Herbicides, Insecticides, Fungicides)
Active Pharmaceutical Ingredients (APIs)
Excipients
Solvents(pharmaceutical)
Antibiotics
Antiseptics and Disinfectants
Vaccine Adjuvants
Nutraceutical Ingredients (pharmaceutical)
Analgesics & Antipyretics
Analytical Reagents
Solvents(lab)
Chromatography Chemicals
Spectroscopy Reagents
microbiology-and-cell-culture-reagents
Molecular Biology Reagents
Biochemical Reagents
Inorganic and Organic Standards
Laboratory Safety Chemicals
Specialty Laboratory Chemicals(Special Laboratory Equipment)
Demulsifiers
Hydraulic Fracturing Fluids
Scale Inhibitors(oil)
Surfactants(oil)
Drilling Fluids
Dyes and Pigments
Bleaching Agents
Softening Agents
Finishing Agents
Antistatic Agents
Admixtures
Waterproofing Agents
Sealants and Adhesives
Curing Compounds
Concrete Repair Chemicals
Anti-Corrosion Coatings
Surfactants(cleaning)
Builders
Enzymes
Solvents (Cleaning)
Fragrances
Electronic Chemicals
Catalysts
Lubricants
Photographic Chemicals
Refrigerants
Automotive chemicals
Pyrotechnic Chemicals
Biodegradable Surfactants
Bio-based Solvents
Renewable Polymers
Carbon Capture Chemicals
Wastewater Treatment Chemicals
Pigments
Solvents(paint)
Specialty Coatings
Binders/Resins
Additives
Driers
Anti-Corrosion Agents
Functional Coatings
Application-Specific Coatings
Leavening Agents
Dough Conditioners
Flour Treatments
Fat Replacers
Decoratives
Preservatives(baking)
Plasticizers & Softeners
Reinforcing Agents
Adhesion Promoters
Vulcanizing Agents
Antidegradants
Blowing Agents
Fillers & Extenders
Accelerators & Retarders