Phosphoric Acid Inorganic Chemicals and Compounds
Last Updated: April 1, 2025
Description
Phosphoric acid is an inorganic compound that is not considered a strong acid. It is typically found in solid form as a mineral and is widely used in various industrial processes. Its primary function is to act as a chemical reagent in the production of other compounds.
Working Principle
Phosphoric acid works by elevating the hydrogen concentration in an aqueous solution, which is a characteristic of inorganic acids. This property makes it useful in various chemical reactions, particularly in the production of phosphate fertilizers. The acid is derived from phosphate ore, which is converted into phosphoric acid using sulfuric acid. This conversion process is crucial for its role in fertilizer production, where it is further reacted with ammonia to produce phosphate fertilizers, a key nutrient for plant growth.
Applications
Phosphoric acid is primarily used in the production of phosphate fertilizers, which are essential for agriculture. It is also used in the derusting of aircraft turbine engine ferrous components and the removal of heat scale and other contamination from the surface of nickel alloys. These applications highlight its importance in both the agricultural and aerospace industries.
Advantages over other Inorganic Chemicals and Compounds
Phosphoric acid offers specific advantages in its applications, particularly in agriculture. Unlike some stronger acids, it is less corrosive, making it safer to handle and use in large-scale industrial processes. Its ability to be converted into phosphate fertilizers efficiently makes it a preferred choice in the agricultural sector.
Limitations
One of the limitations of phosphoric acid is its potential hazard if improperly used. It requires careful handling and appropriate safety measures, such as protective clothing and adequate fume extraction, to ensure the safety of operators. Additionally, it should not be used on steel parts with a hardness of 40 HRC or over, as it may cause damage.
Considerations
When considering the use of phosphoric acid, it is important to account for initial costs, operating expenses, and maintenance. The initial cost may vary depending on the form of the acid (liquid concentrate or water-soluble powder) and the scale of its application. Operating expenses include the cost of safety equipment and measures to handle the acid safely. Durability and accuracy in its application are crucial, particularly in industrial settings, to ensure effective results and minimize waste. Replacement and maintenance costs should also be considered, especially in processes where the acid is used repeatedly or in large quantities.
from Hamilton Company
GMP, GLP, ISO 9001, EN 45000, calibration, verification, traceability, certification from an accredited organization: key words that are increasingly important. The calibration of pH and Redox electrodes has never been easy. All calibration procedures assume that the labeled values of the... [See More]
- Acids: All Inorganic Acids; Phosphoric Acid
- Chemical Name: Phosphoric Acid
- Type: Other; Electrolyte
- Chemical Formula: H3PO4
from Chemical Strategies, Inc.
Chemical Strategies offers over 3,000 products by JT Baker. If you are unable to locate a chemical you need, our sales department can custom source any needed materials for you directly. [See More]
- Acids: All Inorganic Acids; Phosphoric Acid
from Linde North America, Inc.
Supplying ultra-pure chemicals for the global microelectronics industry through our joint venture with AUECC. We supply chemicals for electronic manufacturing though our joint venture with Asia Union Electronic Chemical Corporation (AUECC), a leading supplier of wet process chemicals to high-tech... [See More]
- Acids: All Inorganic Acids; Hydrochloric Acid (HCl); Sulfuric Acid; Nitric Acid (HNO3); Phosphoric Acid; Hydrofluoric Acid (HF)
- Bases: All Inorganic Bases; Sodium Hydroxide (Caustic Soda); Ammonium Hydroxide (Amonia Water)
- Type: Bio-Inorganic Compounds
- Chemical Name: Ammonium Fluoride, Ammonium Hydroxide, Citric Acid, Hydrochloric Acid, Hydrofluoric Acid, Hydrogen Peroxide, Phosphoric Acid, Nitric Acid
from Esprix Technologies
Esprix offers a full range of chemicals for micro and macro (PCB) applications. Products include oxidizing compounds, corrosion inhibitors, chelating compounds, solvents, and surfactants. Acids/bases: HF, Hydrochloric, Nitric, Acetic, Sulfuric, phosphoric, sodium hydroxide, potassium hydroxide. [See More]
- Acids: All Inorganic Acids; Phosphoric Acid
- State of Matter: Liquids
- Chemical Name: Phosphoric Acid
from GFS Chemicals, Inc.
ITEM#:627. H3PO4. CAS#:7664-38-2. F.W.:98.00. NFPA#:2-0-2. Specific Gravity: 1.690. DOT:8/III. Descriptions: Specification. TEST. 1. Assay 85.0% min. 2. Color (APHA) 10 max. 3. Insoluble matter 0.001%. 4. Chloride 0.0003%. 5. Nitrate 0.0005%. 6. Sulfate 0.003%. 7. Volatile acids (as CH3COOH) 0.001%. [See More]
- Acids: All Inorganic Acids; Phosphoric Acid
- CAS Number: 7664-38-2
- Chemical Formula: H3PO4
- State of Matter: Liquids
from Wintersun Chemical
Phosphoric Acid [See More]
- Acids: All Inorganic Acids; Phosphoric Acid
- Chemical Formula: H3PO4
- Chemical Name: Phosphoric Acid
- CAS Number: 7664-38-2
from Chemical Strategies, Inc.
Chemical Strategies offers over 3,000 products by Columbus Chemical, Inc. If you are unable to locate a chemical you need, our sales department can custom source any needed materials for you directly. [See More]
- Acids: All Inorganic Acids; Phosphoric Acid