One of India's top producers of phosphoric acid, Modi Chemical is well-known for both its superior goods and business acumen. They are a reputable brand in the phosphoric acid business since they provide a wide variety of phosphoric acid solutions while guaranteeing exceptional quality and dependability.

Best Phosphoric Acid Manufacturer Company

Phosphoric acid (orthophosphoric acid) is a colourless, odourless phosphorus-containing solid, and inorganic compound with the chemical formula H3PO4. It is commonly encountered as an 85% aqueous solution, which is a colourless, odourless, and non-volatilesyrupy liquid. It is a major industrial chemical, being a component of many fertilizers. The compound is an acid. Removal of all three H+ ions gives the phosphate ion PO3−4. Removal of one or two protons gives dihydrogen phosphate ion H2PO−4, and the hydrogen phosphate ion HPO2−4, respectively. Phosphoric acid forms esters, called organophosphates.

Uses: Technical Grade: The dominant use of phosphoric acid is for fertilizers. Food Grade: Food-grade phosphoric acid is used to acidify foods and beverages such as various colas and jams, providing a tangy or sour taste. The phosphoric acid also serves as a preservative. Soft drinks containing phosphoric acid, which would include Coca-Cola, are sometimes called phosphate sodas or phosphates. Phosphoric acid in soft drinks has the potential to cause dental erosion. Phosphoric acid also has the potential to contribute to the formation of kidney stones, especially in those who have had kidney stones previously.

Chemical FormulaH3PO4
Molar mass97.994 g·mol−1
AppearanceColourless solid
Density1.6845 g/cm3 (25 °C, 85%), 1.834 g/cm3 (solid)
Melting point42.35 °C (108.23 °F; 315.50 K) anhydrous 29.32 °C (84.78 °F; 302.47 K)
Boiling point212 °C (414 °F) (only water evaporates)
Solubility in water392.2 g/(100 g) (−16.3 °C) 369.4 g/(100 mL) (0.5 °C) 446 g/(100 mL) (15 °C) 548 g/(100 mL) (20 °C)
SolubilitySoluble in ethanol
Log P−2.15
Vapor Pressure0.03 mmHg (20 °C)
Conjugate baseDihydrogen phosphate
Magnetic susceptibility (X)−43.8·10−6 cm3/mol
Refractive index (nD)1.3420 (8.8% w/w aq. soln.) 1.4320 (85% aq. soln) 25 °C
Viscosity2.4–9.4 cP (85% aq. soln.)  147 cP (100%)

Product Details:
Minimum Order Quantity50 KGS
ApplicationSoaps & Detergents, Food Industries, Water Treatment, Metal Industries
Packing TypeCarboy & Tanker
Packing Size35 KGS Carboy, 50 KGS Carboy & Tanker Load
HSN Code28092010
CAS No.7664-38-2

Phosphoric Acid: Essential Information and Where to Buy

A versatile and frequently utilised chemical in many different industries, such as manufacturing, food processing, agriculture, and pharmaceuticals, is phosphoric acid. Anyone working with chemicals has to be aware of the qualities, uses, and advantages of buying phosphoric acid from a reliable provider like Modi Chemical, a well-known Indian business with headquarters in Gujarat. Essential details about phosphoric acid, its applications, and the benefits of selecting Modi Chemical as your supplier are covered in this tutorial. In order to assist you in making wise judgements, we'll also address a few commonly asked questions.

What is Phosphoric Acid?

The chemical formula for phosphoric acid, sometimes referred to as orthophosphoric acid, is H3O₄. It is a harmless acid that is usually found in a colourless, odourless liquid condition, though in its purest form it can also be solid. There are several other concentrations of phosphoric acid that are easily found, but 85% aqueous solution is the most widely used.

- Uses of Phosphoric Acid -

1. Fertilizer Production

An essential ingredient in the creation of phosphate fertilisers is phosphoric acid. It is employed in the production of monoammonium phosphate (MAP) and triple superphosphate (TSP), two substances that are critical for raising agricultural output and soil fertility.

2. Food and Beverage Industry

Phosphoric acid is used as an acidulant in the food industry to give a tangy or sour taste to a variety of food and beverage items. It is frequently present in dairy products, processed foods, and cola drinks. In order to increase the products' shelf life, it also serves as a preservative.

3. Pharmaceuticals

In the pharmaceutical industry, phosphoric acid is utilised in the manufacturing of medications and other healthcare items. It is used in some dental products to etch teeth enamel prior to the placement of sealants and acts as an intermediary in the manufacture of active pharmaceutical ingredients (APIs).

4. Metal Treatment

Metal treatment procedures including rust removal and metal cleaning involve the use of phosphoric acid. It enhances paint adherence and corrosion resistance by assisting in the creation of a protective phosphate layer on metal surfaces.

5. Industrial Cleaners

Phosphoric acid is an essential component of many industrial cleaning solutions because of its acidic characteristics. It works well on surfaces to get rid of stains, rust, and mineral deposits.

6. Water Treatment

Phosphoric acid is used in water treatment facilities to regulate water pH and stop the buildup of rust and scale in pipes. In order to increase water clarity, it also aids in the coagulation and flocculation processes.

6. Laboratory Reagent

In laboratories, phosphoric acid is frequently used as a reagent for chemical reactions, titrations, and buffer solution preparation. It is essential for a variety of analytical and research applications due to its pH level adjustment capabilities.

- Why Choose Modi Chemical? -

1. High-Quality Standards

Strict quality control procedures are followed by Modi Chemical to guarantee that its phosphoric acid fulfils the highest industry standards. Their product is renowned for being pure and consistent, which makes it appropriate for a number of important applications.

2. Advanced Manufacturing Facilities

Modern manufacturing facilities at Modi Chemical are outfitted with state-of-the-art machinery, guaranteeing effective production procedures. Their facilities ensure the safety and quality of their products by adhering to international safety and environmental standards.

3. Experienced Professionals

The business is proud to have a group of skilled experts in chemical manufacture. Their proficiency and understanding guarantee that the manufacturing procedure is maximised for effectiveness and excellence.

4. Customer-Centric Approach

The foundation of Modi Chemical's corporate philosophy is customer satisfaction. They provide quick delivery, top-notch customer support, and solutions that are tailored to each individual's needs.

5. Competitive Pricing

Modi Chemical offers items of excellent quality at cheap prices. This guarantees that customers get the most out of their investment without sacrificing quality.

Where to Buy Phosphoric Acid?

Modi Chemical is the place to go if you're wanting to buy phosphoric acid, especially from a reliable producer in India. Modi Chemical can meet your needs whether they are for modest amounts in the lab or larger volumes for industrial application. Through their website or by getting in touch with their sales team, you may get their phosphoric acid directly.


Phosphoric acid is a versatile and necessary chemical that finds many uses in a wide range of industries. Knowing its qualities and functions is essential whether you work in laboratory research, pharmaceuticals, food processing, fertiliser manufacture, or metal treatment. When it comes to buying phosphoric acid, Modi Chemical, a reputable business in Gujarat, India, provides unrivalled quality, dependability, and customer care. Modi Chemical guarantees that you will receive the best product for your needs thanks to their state-of-the-art facilities and knowledgeable staff. To find out more or to place an order, visit their website or get in touch with their sales staff right now. Selecting Modi Chemical guarantees your company access to premium phosphoric acid and represents a choice for excellence in chemical manufacture.


1. What is the difference between phosphoric acid and orthophosphoric acid?

H3O+ is the same chemical substance that is referred to as both orthophosphoric acid and phosphoric acid. To differentiate it from other phosphoric acids with distinct chemical structures, such pyrophosphoric acid (H₄P₂O₇) and metaphosphoric acid (HPO₃), the term "orthophosphoric acid" is frequently employed.

2. What concentrations of phosphoric acid are available?

There are many amounts of phosphoric acid, but an 85% aqueous solution is the most widely used. For certain uses, lower concentrations—like 10–50%—are also offered.

3. Can phosphoric acid be used in organic farming?

Because phosphoric acid is synthetic, it is typically not utilised in organic farming. Organic agricultural methods generally depend on naturally occurring sources of phosphorus, including rock phosphate or bone meal. Nonetheless, because phosphoric acid is readily available and effective, it is widely used in conventional farming.

-More Products-