Potassium Dihydrogen Phosphate Extra Pure
$ 18.11 Original price was: $ 18.11.$ 17.98Current price is: $ 17.98.
Potassium Dihydrogen Phosphate Extra Pure, also known as monopotassium phosphate (MKP), is a white crystalline compound with excellent solubility in water and a slightly acidic pH. It serves as a valuable buffering agent and a source of both potassium and phosphorus in various chemical, agricultural, and food-grade applications. In laboratories, it is commonly used in the preparation of buffer solutions and nutrient media for microbial culture. In agriculture, it is employed as a high-efficiency fertilizer due to its dual nutrient content, promoting strong root development and flowering. This compound should be stored in a cool, dry place, away from incompatible substances and moisture to preserve its purity and effectiveness.
Potassium Dihydrogen Phosphate Extra Pure
PRIMARY USES
- Laboratory Reagent:
- Commonly used in buffer solutions to maintain stable pH in biochemical and analytical experiments.
- Key component in phosphate-buffered saline (PBS).
- Agricultural Fertilizer:
- Serves as a highly efficient source of phosphorus and potassium in specialty fertilizers.
- Promotes root development, flowering, and fruiting in crops.
- Food Additive:
- Used as an acidity regulator, nutrient, and buffer in food processing (E340).
- Found in baking powders, dry drink mixes, and dairy products.
- Pharmaceutical Use:
- Provides electrolyte replenishment in intravenous fluids and nutritional supplements.
SECONDARY USES
- Water Treatment:
- Helps in corrosion control and pH stabilization in water systems.
- Animal Feed Additive:
- Provides essential phosphorus and potassium in formulated animal diets.
- Electronics and Industrial Applications:
- Used in ceramics, optical glass, and crystal growth for semiconductors.
1. Basic Identification Attributes
- Chemical Name: Potassium Dihydrogen Phosphate
- CAS Number: 7778-77-0
- HS Code: 2835.24.00
- Molecular Formula: KH₂PO₄
- Synonyms:
- Monopotassium phosphate (MKP)
- Potassium phosphate monobasic
- Monobasic potassium phosphate
- Primary potassium phosphate
2. Physical & Chemical Properties
- Physical State: Solid (crystalline powder or granules)
- Color & Odor: White, odorless
- Boiling Point & Melting Point:
- Melting Point: 252 °C (decomposes)
- Boiling Point: Not applicable (decomposes before boiling)
- Density/Specific Gravity: ~2.34 g/cm³
- Solubility:
- Soluble in water (22.6 g/100 mL at 25 °C)
- Insoluble in ethanol
- pH Level: ~4.4 to 4.7 (1% solution)
- Vapor Pressure & Volatility: Non-volatile
- Flash Point: Not flammable
- Autoignition Temperature: Not applicable
- Viscosity: Not applicable (solid)
3. Safety & Hazard Attributes
- Hazard Class (GHS Classification):
- Not classified as hazardous under GHS
- NFPA Ratings:
- Health: 1
- Flammability: 0
- Reactivity: 0
- Exposure Limits:
- No OSHA PEL or ACGIH TLV specified; considered low hazard
- Reactivity:
- Stable under normal conditions
- Avoid strong oxidizers and strong bases
4. Storage & Handling Attributes
- Storage Conditions:
- Store in cool, dry, well-ventilated area
- Keep container tightly sealed
- Incompatible Materials:
- Strong oxidizing agents
- Container Type:
- Plastic, glass, or lined metal containers
- Shelf Life & Expiration Date:
- Stable for at least 3 years if properly stored
- Special Handling Requirements:
- Use gloves and eye protection during handling
- Avoid inhaling dust
5. Regulatory & Compliance Attributes
- Regulatory Status:
- Listed on TSCA inventory
- Approved for use in food and fertilizer applications
- Complies with FCC and USP specifications
- Hazard Symbols (GHS Pictograms):
- None required
- Transportation Restrictions:
- Not regulated for transport
- Waste Disposal Method:
- Dispose in accordance with local and national regulations
- Generally considered non-hazardous waste
6. Environmental & Health Impact
- Ecotoxicity:
- Low toxicity to aquatic organisms
- Persistence in Environment:
- Readily dissociates and contributes to nutrient load (may lead to eutrophication in large quantities)
- Carcinogenicity/Mutagenicity:
- Not classified as carcinogenic or mutagenic
- Biodegradability:
- Inorganic salt; not biodegradable but environmentally acceptable in small amounts
- Inorganic salt; not biodegradable but environmentally acceptable in small amounts
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Wear protective gloves (e.g., nitrile).
- Use safety goggles or face shields.
- Wear a lab coat or suitable protective clothing.
- Ensure adequate ventilation when handling powders.
Handling:
- Avoid breathing dust.
- Do not eat, drink, or smoke while handling.
- Handle with care to avoid spillage and dust formation.
Storage:
- Store in a tightly closed container.
- Keep in a cool, dry, and well-ventilated area.
- Keep away from incompatible materials (e.g., strong oxidizers).
FIRST AID MEASURES
Inhalation:
- Move the person to fresh air immediately.
- Seek medical attention if symptoms persist.
Skin Contact:
- Wash skin thoroughly with soap and water.
- Remove contaminated clothing and launder before reuse.
- Get medical attention if irritation develops.
Eye Contact:
- Rinse immediately with plenty of water for at least 15 minutes.
- Seek medical help if discomfort or redness continues.
Ingestion:
- Rinse mouth with water.
- Do not induce vomiting.
- Seek medical attention, especially if a large amount is consumed.
FIRE FIGHTING MEASURES
Flammability:
- Not flammable.
Extinguishing Media:
- Use appropriate media for surrounding fire: water spray, dry chemical, foam, or CO₂.
Hazardous Combustion Products:
- May release phosphorus oxides and potassium compounds on thermal decomposition.
Firefighter Protection:
- Wear self-contained breathing apparatus (SCBA) and full protective gear.
- Avoid breathing combustion fumes.
Related products
Aluminium Carbonate Extra Pure
Aluminium Carbonate Extra Pure is a high-purity, white, odorless powder primarily used as a reagent in laboratory settings for analytical and research applications. Though not commonly stable under standard conditions, it is valued in controlled experimental procedures involving the study of aluminum compounds, buffer systems, and inorganic reactions. Its extra pure grade ensures low levels of contaminants, making it suitable for precise qualitative and quantitative analysis. Due to its sensitivity to moisture and tendency to decompose into aluminum hydroxide and carbon dioxide, it must be handled with care and stored in airtight containers under dry conditions to maintain chemical integrity during laboratory use.
Aluminium Chloride Hydrated Extra Pure
Aluminium Chloride Hydrated Extra Pure is a high-purity, white to pale yellow crystalline compound containing bound water molecules, making it less reactive than its anhydrous counterpart but still highly effective in various laboratory applications. It is commonly used in aqueous-phase reactions, coordination chemistry, and as a reagent for studying aluminum ion behavior in solution. The hydrated form offers enhanced stability and ease of handling, making it suitable for educational experiments, buffer formulations, and inorganic synthesis where precise aluminum content is required. Its extra pure grade ensures minimal interference from impurities, supporting accurate and reproducible results in analytical and research settings. Proper storage in a cool, dry place is essential to prevent further hydration or contamination.
Aluminium Metal Fine Extra Pure
Aluminium Metal Fine Extra Pure is a high-purity, silvery-grey powder composed of finely divided aluminum particles, ideal for precision laboratory work and specialized chemical reactions. Known for its high surface area and excellent reactivity, it is widely used in thermite reactions, metallurgical experiments, and the synthesis of aluminum-based compounds. Its fine particle size enhances its role as a reducing agent in organic and inorganic chemistry, as well as in combustion and pyrotechnic research. The extra pure grade ensures minimal trace impurities, supporting consistent and accurate results in sensitive analytical and preparative procedures. Due to its flammability and potential for dust explosions, it must be handled with caution in well-ventilated areas and stored in sealed, moisture-free containers.
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.
Aluminium Oxide Extra Pure
Aluminium Oxide Extra Pure is a high-purity, white, odorless crystalline powder widely used in laboratory applications for its chemical stability, hardness, and high melting point. It serves as a reliable reagent in inorganic synthesis, a polishing and grinding medium in sample preparation, and a support material for catalysts in chemical reactions. This form of alumina is also used in adsorption studies, ceramic research, and as a desiccant in controlled drying processes. Its extra pure grade ensures minimal contamination, making it suitable for sensitive analytical work and high-precision experiments. For optimal performance, it should be stored in a dry, tightly sealed container to prevent moisture absorption and maintain its physical integrity.
Ammonium Acetate Extra Pure
Ammonium Acetate Extra Pure is a high-purity, white crystalline solid that is highly soluble in water and commonly used as a buffer component in laboratory and analytical chemistry. It is especially valuable in high-performance liquid chromatography (HPLC), mass spectrometry, and biochemical assays where pH control and minimal ionic interference are essential. This compound also serves as a reagent in organic synthesis, particularly in the preparation of acetamides and other nitrogen-containing compounds. Its extra pure grade ensures excellent consistency, low contaminant levels, and compatibility with sensitive instrumentation. To maintain stability and prevent moisture absorption, it should be stored in a tightly sealed container 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 Hydrogen Carbonate Extra Pure
Ammonium Hydrogen Carbonate Extra Pure, also known as ammonium bicarbonate, is a high-purity, white crystalline powder widely used in laboratory settings as a buffering agent, leavening agent, and source of ammonia and carbon dioxide in thermal decomposition studies. It is particularly useful in analytical chemistry for preparing buffer solutions and in gas evolution experiments due to its ability to decompose readily upon heating. In protein and enzyme work, it serves as a volatile buffer compatible with mass spectrometry. The extra pure grade ensures minimal contamination, supporting accurate and reproducible results in sensitive applications. It should be stored in tightly sealed containers in a cool, dry environment to prevent premature decomposition and loss of efficacy.

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