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Monopotassium Phosphate Manufacturer and Supplier

CAS No.: 7778-53-2 | EC Number.: 231-907-1 | Molecular formula.: K3PO4, K3O4P

Monopotassium Phosphate

Monopotassium Phosphate Manufacturers, Monopotassium Phosphate Suppliers, Monopotassium Phosphate Formula, Monopotassium Phosphate Price, Monopotassium Phosphate SDS, Monopotassium Phosphate Exporter in Mumbai, India.

Vinipul Chemicals Pvt. Ltd is a reputable manufacturer, supplier, and exporter in India that specializes in producing high-purity Mono Potassium Phosphate. This speciality chemical, with the CAS number 7778-77-0, is widely recognized for its exceptional quality and accuracy in composition.

At Vinipul Chemicals, we ensure that our Monopotassium Phosphate KH2PO4 is free from impurities, guaranteeing its high purity. Our manufacturing process adheres to international industry standards, utilizing state-of-the-art equipment and superior purity chemicals.

We take pride in offering a mono potassium phosphate formula of fine quality, precisely meeting the required composition. Our product also boasts an extended shelf life, ensuring its longevity and reliability. Customers can trust Vinipul Chemicals Pvt. Ltd, a leading monopotassium phosphate suppliers for top-notch products that fulfills their specific needs.

What is Monopotassium Phosphate?

Monopotassium Phosphate, also known as Potassium dihydrogen phosphate, is an essential inorganic compound with various applications. It is primarily used as a fertilizer to provide plants with essential nutrients. Additionally, it serves as a food additive and buffering agent in the food industry. Monopotassium Phosphate can form co-crystals with the dipotassium salt and phosphoric acid. These co-crystals possess unique properties and find applications in different fields.

The IUPAC names for Monopotassium Phosphate are Potassium dihydrogen phosphate and Potassium dihydrogen (tetraoxidophosphate) (1-). The systematic IUPAC name is Potassium dihydroxidophosphate (1-). The compound is also referred to by other names such as Potassium phosphate monobasic, Phosphoric acid, monopotassium salt, and Potassium biphosphate. Overall, Monopotassium Phosphate plays a significant role in agriculture, food production, and chemical industries, contributing to various processes and applications.

Monopotassium Phosphate Details

This table provides information about Monopotassium Phosphate, a chemical compound with the CAS No. 7778-53-2 and EC Number 231-907-1. The table also lists various Monopotassium Phosphate common name and synonyms. The table contains Monopotassium Phosphate structure, Monopotassium Phosphate solubility and molecular formula. It is a white granular powder of monoclinic crystals. Monopotassium Phosphate pH. value is also mentioned in the table. Monopotassium Phosphate is commonly used in various industries in different applications. It is also used in the pharmaceutical industry for various purposes.


Chemical nameMono Potassium Phosphate
CAS No7778-77-0
EC Number231-913-4
Commercial name / SynonymsPotassium dihydrogen phosphate, Potassium phosphate monobasic, MONOPOTASSIUM PHOSPHATE, Monobasic potassium phosphate, Potassium phosphate, monobasic, Phosphoric acid, monopotassium salt, Potassium acid phosphate, Monopotassiumphosphate
Molecular formulaKH2PO4
Chemical Structure
Melting Point253 °C
IUPAC Namepotassium;dihydrogen phosphate
Component CompoundsPhosphoric Acid
Physical Form Colourless Crystals or white granular powder
Physical Appearance Dry Powder /  Liquid /  Other Solid /  Pellets Large / Crystals
SolubilitySlightly soluble in ethanol
Solubility in water22.6 g/100 mL (20 °C)
83.5 g/100 mL (90 °C)
Density2.338 g/cm3
pH4.0 – 5.0
Crystal structureTetragonal
Packaging Details 25 kg / 50 kg / HDPE packaging bags / Drum/ As per Client’s requirements

Computed Properties

The table provides various properties of a chemical compound, including its Monopotassium Phosphate molar mass, four hydrogen bond acceptor counts, hydrogen bond donor count, an exact mass and mono-isotopic mass, heavy atom counts, and a topological polar surface area. These properties are useful in identifying and characterizing the compound for various purposes in industries such as pharmaceuticals and chemicals.

Property NameProperty Value
Molecular Weight136.086 g/mol
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Exact Mass135.93277702 g/mol
Monoisotopic Mass135.93277702 g/mol
Heavy Atom Count6
Topological Polar Surface Area80.6Ų
Covalently-Bonded Unit Count2
Compound Is CanonicalizedYes

Related Compounds with Annotation

The table provides information on various compounds related to Monopotassium Phosphate, including their structure images, structure names, compound CIDs, neighbor types, and annotation types count. The compounds listed range from common ones like Phosphoric acid and Dipotassium hydrogen phosphate to specific variations such as Potassium phosphate monobasic, Potassium dihydrogen phosphate, and Potassium zinc phosphate hydrate. The table also includes compounds with specific identifiers, such as CID numbers and chemical names.

Structure ImageStructure NameCompound CIDNeighbour TypeAnnotation Types Count
Phosphoric acid10042D14
Dipotassium hydrogen phosphate244502D12
(32P)Phosphoric acid711812D4
Potassium dihydrogen phosphate5169512D13
Hydrogen phosphate36813052D6
potassium hydrogen phosphate hydrate60969562D2
PHOSPHORIC ACID-17O4, 116374-21-1, (17O_4_)Phosphoric acid, DTXSID70584064, CID 16213604162136042D4
Phosphoric acid (potassium), Potassium phosphate monobasic, 99.0%, Potassium phosphate monobasic, >=99.5%, Potassium phosphate monobasic, LR, >=98%, Potassium phosphate monobasic, ReagentPlus(R)162185572D2
Potassium sodium hydrogenorthophosphate, 14518-27-5, potassium;sodium;hydrogen phosphate, sodium potassium orthophosphate, DTXSID70932521187816362D4
magnesium potassium phosphate hydrate204303332D2
NSC12956, NSC-12956211237702D2
27176-10-9, Tri-Potassium Phosphate Monohydrate, Potassium phosphate tribasic monohydrate, potassium phosphate hydrate, tert-Potassium phosphate monohydrate220317012D5
Dipotassium deuterium phosphate, 22387-03-7, dipotassium;deuterio phosphate, PHOSPHORIC ACID-D,DIPOTASSIUM SALT (8CI,9CI), DTXSID90628414228127172D2
Potassium dideuterophosphate, Potassium dideuterium phosphate, 13761-79-0, potassium;dideuterio phosphate, Phosphoric acid-d2, monopotassium salt236737112D7
Phosphonic acid, potassium salt (1:1), FOLI-R-FOS, MONOPOTASSIUM PHOSPHONATE, DTXSID20884521, POTASSIUM PHOSPHITE (KH2PO3)237070812D6
potassium dihydrogen phosphate dihydrate237102002D2
NaOH KH2PO4, MFCD00134130, potassium phosphate monobasic sodium hydroxide249424862D1
Tripotassium hydrogen diphosphate, EINECS 240-374-4441458812D3
potassium dihydrogen phosphate monohydrate444657922D2
potassio phosphate866706792D1
Potassium phosphate tribasic, 97%...1242025852D1
potassium zinc phosphate hydrate1348130792D1

Monopotassium Phosphate Price

If you are looking to purchase Monopotassium Phosphate, it’s important to know the current market price. Mono potassium Phosphate price can vary depending on various factors. Vinipul Chemicals offers the best price in the market listed below: –
Product Range Price
Mono potassium phosphate Pure Rs 95/ Kilogram
Mono potassium phosphate Technical Rs 200/ Kilogram
Potassium Phosphate Anhydrous Rs 115/ Kilogram
Potassium Di Hydrogen Phosphate Rs 195/ Kilogram
Potassium Phosphate Monobasic Rs 190/ Kilogram
Potassium Di Hydrogen Ortho Phosphate Rs 90/ Kilogram
Mono Potassium Phosphate 99% Rs 945/ Kilogram

Prices shown above are provisional prices and may change due to different market conditions for latest prices

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Types of Potassium Phosphate

Mono potassium phosphate Pure

This refers to monopotassium phosphate that is of high purity, typically with minimal impurities. It is commonly used in industries that require strict quality standards, such as pharmaceuticals, food additives, and laboratory research.

Mono potassium phosphate Technical

This type of monopotassium phosphate is suitable for various technical applications, including industrial processes, water treatment, and as a buffering agent. 

Potassium Phosphate Anhydrous

It is a form of monopotassium phosphate where the compound exists without any water molecules. It is often used in the manufacturing of fertilizers, as well as in the production of food and beverages as a pH regulator.

Potassium Di Hydrogen Phosphate

 Also known as potassium phosphate monobasic, this compound consists of a single potassium ion and a hydrogen phosphate ion. It is widely used as a fertilizer and as a food additive for its nutrient content and pH adjusting properties.

Potassium Phosphate Monobasic

This is another name for potassium dihydrogen phosphate. It is commonly used in the food industry as an acidity regulator and emulsifying agent. It can also be utilized in laboratory settings for various applications, such as molecular biology and analytical chemistry.

Potassium Di Hydrogen Ortho Phosphate

This is another name for potassium dihydrogen phosphate. It is a type of monopotassium phosphate that is widely used as a fertilizer due to its high phosphorus and potassium content. It promotes plant growth .

Mono Potassium Phosphate 99%

This indicates monopotassium phosphate with a high level of purity, typically 99%. It is commonly used in agriculture as a water-soluble fertilizer, providing essential nutrients to plants. Its high purity ensures efficient nutrient uptake by plants, leading to improved growth and productivity.

How to Make Monopotassium Phosphate?

Mono Potassium Phosphate is produced through a specific method that involves the production of mono potassium phosphate. The process begins with purifying wet phosphoric acid, followed by the introduction of liquid ammonia into the purified phosphoric acid to create a solution of mono ammonium phosphate. Subsequently, a potassium chloride aqueous solution is added to this solution, resulting in the formation of mono potassium phosphate. To obtain a product with high purity and yield, any excess potassium chloride and ammonia are transferred into a by-product N-P-K compound fertilizer.

Mono Potassium Phosphate is a chemical compound widely used in the fertilizer industry for the production of potash and other fertilizer products. Its manufacturing process typically involves adding caustic potash lye or caustic potash flakes to a solution of phosphoric acid until the desired pH level is achieved. The resulting mixture is then dried to obtain a fine-quality white powder of mono potassium phosphate. This compound serves as an excellent source of both phosphorus and potassium, which are vital nutrients for various agricultural applications.

Is monopotassium phosphate an electrolyte?

Monopotassium phosphate is considered a strong electrolyte. When it dissolves in water, it dissociates into ions, specifically potassium ions (K+) and hydrogen phosphate ions (HPO42-). These ions are responsible for conducting electric current in the solution. Due to its ability to dissociate completely and produce a high concentration of ions, monopotassium phosphate solution exhibits a high conductivity, making it an effective conductor of electricity. Therefore, monopotassium phosphate can be classified as a strong electrolyte based on its behaviour in aqueous solution.

What is the use of MKP fertilizer?

MKP (Mono Potassium Phosphate) fertilizer is a water-soluble fertilizer that contains a high concentration of phosphate, along with an optimal amount of potash and sodium. It is designed to be easily dissolved in water, making it suitable for applications such as drip irrigation and foliar spraying. The high phosphate content in MKP fertilizer is beneficial for promoting plant growth, root development, and overall plant health. Phosphate is an essential nutrient that plays a crucial role in various plant processes, including energy transfer, photosynthesis, and cell division. By providing plants with an adequate supply of phosphate, MKP fertilizer supports their growth, flowering, and fruiting.

Additionally, the presence of potash and sodium in MKP fertilizer helps to maintain a balanced nutrient profile for plants. Potassium, commonly referred to as potash, is important for enhancing plant vigor, improving stress tolerance, and regulating water uptake. Sodium, in controlled amounts, can contribute to ion balance and nutrient absorption in plants. The water-solubility of MKP fertilizer allows for efficient nutrient uptake by plant roots, especially when applied through drip irrigation systems. It can also be applied as a foliar spray, where the fertilizer solution is sprayed onto the leaves, providing nutrients directly to the plant’s foliage. This method is particularly useful for supplying nutrients to plants that may have nutrient deficiencies or for quick nutrient supplementation.

Overall, MKP fertilizer serves as a valuable tool in modern agricultural practices, providing plants with essential nutrients in a readily available form, promoting their growth, and improving crop yield and quality.

What is the difference between mono and di potassium phosphate?

Mono potassium phosphate (MKP) and di potassium phosphate (DKP) differ in their chemical composition and nutrient ratios. MKP, also known as potassium dihydrogen phosphate, contains one potassium ion and one hydrogen phosphate ion, providing a higher concentration of phosphate. It is commonly used as a fertilizer to address phosphorus deficiency in plants. DKP, or dipotassium hydrogen phosphate, contains two potassium ions and one hydrogen phosphate ion, offering a higher proportion of potassium. It is chosen when a balanced nutrient profile is desired. Both compounds find applications in agriculture, food processing, and various industries based on their specific nutrient compositions.

Industrial Applications

Monopotassium Phosphate (MKP) has a wide range of applications across various industries due to its properties as a versatile compound. Here are some common applications of Monopotassium Phosphate in different industries:


Agriculture and Horticulture

MKP is extensively used as a water-soluble fertilizer in agriculture and horticulture. Monopotassium phosphate fertilizer provides a high concentration of phosphorus and potassium, essential nutrients for plant growth and development. Mono potassium phosphate fertilizer promotes root development, flowering, and fruiting, leading to improved crop yields.

Food Industry

Monopotassium Phosphate is utilized as a food additive in the food industry. Monopotassium phosphate in food acts as a buffering agent, pH regulator, and emulsifier in various processed foods, beverages, and dairy products. It helps in maintaining the desired pH level, enhances the texture, and improves the shelf life of food products.

Pharmaceutical Industry

MKP finds applications in the pharmaceutical industry as an excipient in the formulation of tablets, capsules, and powders. It acts as a disintegrant, aiding in the rapid dissolution of medication for effective absorption by the body.

Water Treatment

Monopotassium Phosphate is used in water treatment processes to inhibit the growth of algae and control the pH level of water. It helps to prevent scaling and corrosion in water systems and ensures the water remains safe for various industrial and municipal applications.

Industrial Processes

MKP is employed in various industrial processes as a buffering agent, pH regulator, and corrosion inhibitor. It is used in the production of dyes, pigments, detergents, and electroplating solutions, where precise pH control is crucial.

These are just a few examples of the wide range of applications of Monopotassium Phosphate in various industries. Its versatility and beneficial properties make it a valuable compound across different sectors.

What is monopotassium phosphate used for?

Monopotassium Phosphate uses in different industries includes:

  1. Corrosion Inhibitors: Monopotassium Phosphate is utilized as a corrosion inhibitor in industries where it helps prevent or minimize the corrosion of metals, particularly in water treatment systems and industrial processes.
  2. Anti-Scaling Agents: It is used as an anti-scaling agent to prevent the accumulation of mineral deposits and scale in water systems, such as boilers, cooling towers, and pipes. It helps maintain the efficiency of these systems by reducing scaling and improving heat transfer.
  3. Surface Active Agents: Monopotassium Phosphate acts as a surface-active agent, commonly known as a surfactant. It finds applications in various industries, including detergents, cleaning products, and emulsions, where it helps reduce surface tension and improves wetting and spreading properties.
  4. Medicines: Monopotassium Phosphate is used in the pharmaceutical industry as an excipient in the formulation of medications. It can serve as a buffering agent, helping to maintain the pH stability of drugs and improve their efficacy.
  5. Laboratory Reagent: Monopotassium Phosphate is commonly used as a laboratory reagent. It acts as a buffer in pH determination and finds application as a pharmaceutical aid, specifically as a buffering agent in pharmaceutical formulations.
  6. Food Additives: Monopotassium Phosphate is used as a buffer in food products, including emulsifying salts for processed cheese and phosphate mixes for meat products. It can also serve as a culture nutrient in the manufacture of pharmaceuticals.

These applications highlight the versatility of Monopotassium Phosphate across industries, where it plays a vital role in corrosion prevention, scaling control, surface modification, pharmaceutical formulations, food additives, and laboratory processes.

Where to buy monopotassium phosphate?

If you are looking for monopotassium phosphate look no further than Vinipul Chemicals Pvt. Ltd., a renowned company recognized for its expertise in the manufacturing, supplying, and exporting high-purity Monopotassium Phosphate. With a strong commitment to quality and customer satisfaction, Vinipul Chemicals has established itself as a trusted name in the industry. The company prides itself on delivering Monopotassium Phosphate products that adhere to international standards, ensuring accurate composition and purity. Through the utilization of superior purity chemicals and state-of-the-art manufacturing equipment, Vinipul Chemicals Pvt. Ltd. guarantees the production of Monopotassium Phosphate with exceptional quality. With a focus on precision and long shelf life, the company aims to meet the diverse needs of its customers. Whether it is in the form of a laxative, dietary supplement, or electrolyte-replacement solution, As one of the leading Monopotassium Phosphate manufacturers, Vinipul Chemicals is dedicated to providing high-purity Monopotassium Phosphate that meets the stringent requirements of various industries.


Mono potassium phosphate, also known as MKP, is a chemical compound with the formula KH2PO4. It is a water-soluble salt that contains potassium, hydrogen, and phosphate ions.

Yes, mono potassium phosphate is generally recognized as safe (GRAS) by regulatory authorities and is commonly used as a food additive in certain processed foods.

Mono potassium phosphate can be applied directly to the soil or dissolved in water for irrigation systems. It can also be used as a foliar spray, applied directly to the leaves of plants.

A6: It is recommended to store mono potassium phosphate in a cool, dry place, away from direct sunlight and moisture. Proper storage helps maintain its quality and extend its shelf life.

Yes, mono potassium phosphate is commonly used in hydroponic systems as it provides essential nutrients for plant growth and can be easily dissolved in water.

When used according to recommended guidelines, mono potassium phosphate is considered safe for the environment. However, excessive use or improper disposal can contribute to water pollution.

The use of mono potassium phosphate in organic farming may vary depending on specific organic certification standards. It is best to consult with the certifying body to determine its acceptability.

Mono potassium phosphate is generally compatible with other fertilizers and chemicals. However, it is advisable to conduct compatibility tests before mixing it with other products.

Yes, mono potassium phosphate can be used in home gardening to provide essential nutrients to plants. It is available in various forms, including powder and granules, suitable for different gardening needs.

The application rates of mono potassium phosphate may vary depending on the specific crop, soil conditions, and nutrient requirements. It is recommended to follow the instructions provided by the manufacturer or consult a professional for guidance.

Yes, mono potassium phosphate can be used as a foliar spray by diluting it in water and applying it directly to the leaves of plants. This allows for efficient nutrient absorption.

Mono potassium phosphate has a neutral pH and does not significantly impact soil pH when applied in recommended amounts. However, it is advisable to monitor soil pH levels regularly.

Mono potassium phosphate is available from various agricultural suppliers, garden centers, and online retailers like Vinipul Chemicals Pvt. Ltd, a reputable manufacturer, supplier, and exporter of chemicals in Mumbai, India.

Market Area

We supply and exports Monopotassium Phosphate in all parts of the world such as

Monopotassium Phosphate in Africa Countries
South Africa , Nigeria, Kenya, Ghana, Ethiopia, Tanzania, Algeria, Angola, Benin, Botswana, Burkina Faso, Burundi, Cabo Verde, Cameroon, Central African Republic (CAR), Chad, Comoros, Democratic Republic of the Congo, Côte d’Ivoire, Djibouti, Egypt, Equatorial Guinea, Eritrea, Gabon, Gambia, Guinea, Guinea-Bissau, Lesotho, Liberia, Libya, Madagascar, Malawi, Mali, Mauritania, Mauritius, Morocco, Mozambique, Namibia, Nigeria, Rwanda, Sao Tome and Principe, Senegal, Seychelles, Sierra Leone, Somalia, South Sudan, Sudan, Swaziland, Togo, Tunisia, Uganda, Zambia, Zimbabwe.

Monopotassium Phosphate in Gulf Countries
Oman, Qatar, Kuwait, Saudi Arabia, Dubai, Bahrain, Iran, United Arab Emirates

Monopotassium Phosphate in Asia Countries
Afghanistan, Armenia, Azerbaijan, Bahrain, Bangladesh, Bhutan, Brunei, Cambodia, China, Cyprus, Georgia, India, Indonesia, Iran, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Laos, Lebanon, Malaysia, Maldives, Mongolia, Myanmar (Burma), Nepal, North Korea, Oman, Pakistan, Palestine, Philippines, Qatar, Russia, Saudi Arabia, Singapore, South Korea, Sri Lanka, Syria, Taiwan, Tajikistan, Thailand, Timor-Leste, Turkey, Turkmenistan, United Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen

We supply Monopotassium Phosphate in all parts of India.
Andhra Pradesh, Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Goa, Gujarat, Haryana, Himachal Pradesh, Jammu & Kashmir, Jharkhand, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Odisha, Punjab, Rajasthan, Sikkim, Tamil Nadu, Telangana, Tripura, Uttarakhand, Uttar Pradesh and West Bengal.

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