Potassium Sulphate Extra Pure
$ 19.11 Original price was: $ 19.11.$ 18.98Current price is: $ 18.98.
Potassium Sulphate Extra Pure is a premium-grade inorganic salt widely used in laboratories and industrial research. It serves as a reliable source of both potassium and sulfur, making it essential in analytical chemistry, fertilizer testing, and solution preparation. Its high solubility and chemical stability allow it to be used in qualitative and quantitative analysis, as well as in preparing culture media. The extra pure quality ensures that it contains minimal contaminants, providing consistent performance in sensitive experimental procedures, including high-purity formulations and calibration standards.
Potassium Sulphate Extra Pure
PRIMARY USES
- Agricultural Fertilizer (Lab/Analytical Grade)
- Provides essential potassium (K) and sulfur (S) for plant nutrition.
- Preferred where chloride-sensitive crops are involved (e.g., tobacco, fruits, vegetables).
- Useful in controlled lab trials simulating field conditions.
- Analytical Chemistry
- Used in standard solution preparations for potassium analysis.
- Serves as a source of potassium ions in various lab experiments.
- Pharmaceutical Applications
- Acts as an inert ingredient or excipient in certain formulations.
- May be used in buffer preparations or stability testing.
SECONDARY USES
- Industrial Manufacturing
- Employed in the production of glass, detergents, and certain dyes.
- Occasionally used in specialty ceramic processes.
- Food Industry (Limited Use)
- Can function as a processing aid or nutrient in food fermentation or yeast culture media.
- Education & Research
- Ideal for chemistry demonstrations on salt solubility, ionic bonding, and crystal structure.
- Suitable for use in titrations and reagent formulations.
1. Basic Identification Attributes
- Chemical Name: Potassium Sulfate
- CAS Number: 7778-80-5
- HS Code: 2833.29.00
- Molecular Formula: K₂SO₄
- Synonyms:
- Dipotassium sulfate
- Sulfuric acid dipotassium salt
- Arcanite
2. Physical & Chemical Properties
- Physical State: Solid (powder or crystalline granules)
- Color & Odor: White; odorless
- Boiling Point & Melting Point:
- Melting Point: ~1,069 °C
- Boiling Point: Decomposes before boiling
- Density/Specific Gravity: ~2.66 g/cm³
- Solubility:
- Water: Soluble (~12 g/100 mL at 20 °C)
- Insoluble in ethanol and organic solvents
- pH Level: ~5.5–8.5 (5% aqueous solution)
- Vapor Pressure & Volatility: Negligible vapor pressure
- Flash Point: Not applicable (non-flammable)
- Autoignition Temperature: Not applicable
- Viscosity: Not applicable (solid)
3. Safety & Hazard Attributes
- Hazard Class (GHS Classification):
- Not classified as hazardous
- Low acute toxicity
- NFPA Ratings:
- Health: 1
- Flammability: 0
- Reactivity: 0
- Exposure Limits:
- No OSHA PEL or ACGIH TLV established
- Reactivity:
- Stable under normal conditions
- Avoid strong acids and strong oxidizing agents
4. Storage & Handling Attributes
- Storage Conditions:
- Store in a cool, dry, well-ventilated area
- Keep tightly sealed and away from moisture
- Incompatible Materials:
- Strong acids, oxidizers
- Container Type:
- Plastic-lined fiber drums or HDPE containers
- Shelf Life & Expiration Date:
- Stable for several years if properly stored
- Special Handling Requirements:
- Use appropriate PPE (gloves, safety glasses) when handling large amounts
- Avoid dust inhalation
5. Regulatory & Compliance Attributes
- Regulatory Status:
- Listed under TSCA and REACH
- GRAS when used in food within approved limits
- Hazard Symbols (GHS Pictograms):
- None required
- Transportation Restrictions:
- Not classified as hazardous for transportation
- No UN number
- Waste Disposal Method:
- Dispose of in accordance with local and national regulations
- Non-hazardous waste—may be landfilled if uncontaminated
6. Environmental & Health Impact
- Ecotoxicity:
- Low environmental toxicity
- May contribute to nutrient loading in water systems
- Persistence in Environment:
- Dissolves and disperses in water readily
- Carcinogenicity/Mutagenicity:
- Not classified as carcinogenic or mutagenic
- Biodegradability:
- Inorganic salt—not biodegradable, but environmentally benign
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Standard lab coat
- Nitrile or neoprene gloves
- Safety goggles or face shield
- Dust mask or respirator if dust is generated
Handling:
- Avoid creating or inhaling dust
- Do not ingest or get in eyes
- Wash hands and exposed areas thoroughly after handling
- Handle in a well-ventilated area
- Avoid contact with incompatible substances (e.g., strong acids or bases)
Storage:
- Store in a tightly closed container
- Keep in a dry, cool, and well-ventilated place
- Protect from moisture and humidity
- Store away from strong oxidizing agents
FIRST AID MEASURES
Inhalation:
- Remove from exposure to fresh air
- Keep at rest and comfortable for breathing
- Seek medical attention if symptoms such as coughing or difficulty breathing occur
Skin Contact:
- Wash thoroughly with soap and water
- Remove contaminated clothing
- Seek medical attention if irritation develops
Eye Contact:
- Rinse cautiously with water for at least 15 minutes
- Hold eyelids open and flush continuously
- Get medical help if irritation persists
Ingestion:
- Rinse mouth with water
- Do not induce vomiting
- Seek medical attention if large amounts are ingested or symptoms appear
FIRE FIGHTING MEASURES
Flammability:
- Non-flammable under normal conditions
Extinguishing Media:
- Use appropriate media for surrounding fire (water spray, foam, CO₂, or dry chemical)
Hazardous Combustion Products:
- Sulfur oxides (SOₓ), potassium oxides may be released during thermal decomposition
Firefighter Protection:
- Wear full protective gear and self-contained breathing apparatus (SCBA)
- Approach fire from upwind to avoid toxic fumes
Related products
Cupric Oxide Extra Pure
Cupric Oxide Extra Pure is a black, fine powder extensively used in laboratory settings as a stable, high-purity source of copper in oxidation state +2. It is commonly applied in organic synthesis, inorganic reactions, and thermal decomposition studies, as well as in qualitative and quantitative analysis of copper. Its thermal stability also makes it suitable for ceramic glazing and as a precursor in catalyst preparation. This extra pure grade ensures low impurity levels, essential for accurate experimental results and reproducible data in both educational and research laboratories. It should be stored in a tightly sealed container away from moisture and strong acids.
Magnesium Carbonate Extra Pure
Magnesium Carbonate Extra Pure is a high-purity, white powder valued for its excellent absorbent and antacid qualities. It is commonly used in pharmaceuticals as a magnesium supplement or antacid, and in food applications as a drying agent, anti-caking agent, or acidity regulator. In the cosmetics and personal care industry, it functions as a filler and a bulking agent in powders and creams. It is also employed in laboratory settings for analytical applications due to its consistent chemical composition. Its high absorbency and stability make it useful in rubber, ceramics, and sports grip products as well.
Magnesium Chloride Extra Pure
Magnesium Chloride Extra Pure is a highly soluble, refined chemical compound commonly used for its excellent hygroscopic and electrolyte properties. In laboratory and analytical settings, it is valued for preparing magnesium-based solutions and as a reagent in various chemical reactions. In pharmaceuticals, it serves as a magnesium supplement, aiding in nerve function and muscle health. It is also used in cosmetics and personal care products for its skin-conditioning benefits. Additionally, it finds applications in textile processing, dust control, and de-icing formulations, where its purity ensures minimal impurities in sensitive applications.
Magnesium Oxide Heavy Extra Pure
Magnesium Oxide Heavy Extra Pure is a high-purity, dense white powder prized for its excellent thermal stability, high melting point, and chemical inertness. It is widely used in laboratory applications as a standard reagent, pH adjuster, and desiccant. In pharmaceuticals, it functions as an antacid and a magnesium supplement, while in industrial processes, it is essential for producing refractory materials, ceramics, and insulating products due to its high heat resistance. The "heavy" form refers to its higher bulk density, making it particularly useful in applications where volume constraints are critical. Its extra pure grade ensures it meets the stringent demands of high-precision research and formulation work.
Magnesium Oxide Light Powder Extra Pure
Magnesium Oxide Light Powder Extra Pure is a fine, white, odorless powder with a lower bulk density compared to the heavy grade, offering high surface area and excellent reactivity. It is widely used in analytical laboratories, pharmaceuticals, and cosmetics due to its purity and gentle chemical behavior. In pharmaceutical formulations, it acts as an antacid and magnesium supplement, while in cosmetics, it is used for its absorbent and pH-adjusting properties. Its light, fluffy texture also makes it ideal for use in rubber, plastics, and coatings as a filler, stabilizer, or neutralizing agent. The extra pure grade ensures consistent quality for precise and sensitive applications.
Magnesium Sulphate Extra Pure
Magnesium Sulphate Extra Pure is a high-purity, inorganic compound commonly appearing as a white crystalline powder or granules. It is primarily valued in laboratories for its role as a source of magnesium ions in chemical analysis and biological experiments. This compound is widely used in buffer preparation, dehydration processes, and precipitation reactions due to its excellent solubility in water. In addition to lab applications, it also serves purposes in pharmaceutical formulations, cosmetics, and agriculture as a magnesium supplement. Its extra pure grade ensures minimal impurities, making it suitable for sensitive research and analytical tasks.
Manganese Dioxide Extra Pure
Manganese Dioxide Extra Pure is a high-purity, dark brown or black powder widely used in laboratories and industrial processes for its strong oxidizing properties. In analytical chemistry, it serves as an effective oxidizing agent and is often involved in the decomposition of hydrogen peroxide and other redox reactions. It is also used in the preparation of oxygen and chlorine gases in laboratory settings. Beyond the lab, manganese dioxide plays a crucial role in battery manufacturing, particularly in dry cell batteries, and in ceramics and glass production for coloring and decolorizing. Its consistent purity makes it ideal for sensitive experiments and formulations.
Methoxy Benzophenone Sulfonic Acid Extra Pure
Methoxy Benzophenone Sulfonic Acid Extra Pure is a high-purity, water-soluble organic compound primarily used as a UV filter in cosmetic and pharmaceutical formulations. This compound is valued for its ability to absorb harmful ultraviolet radiation, particularly in the UVB range, making it a key ingredient in sunscreens, lotions, and other personal care products requiring photo-stability. In laboratory settings, it is employed in research involving photochemistry and polymer stabilization. Its sulfonic acid group enhances water solubility, while the methoxy and benzophenone components provide strong UV-absorbing characteristics, ensuring effective and consistent performance in formulations demanding high safety and efficacy standards.

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