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Phosphoric Acid CAS 7664 38 2

Phosphoric Acid (orthophosphoric acid) is a widely used inorganic acid with multiple aliases, including orthophosphoric acid, phosphoric(V) acid, and orthophosphoric acid. The product's molecular formula is H₃PO₄, and its CAS number is CAS 7664-38-2. As a key chemical raw material, Phosphoric Acid is recognized globally for its stable chemical properties and diverse application scenarios, making it a preferred choice for import purchasers in various industries.

Product Characteristics and Physical Properties

Phosphoric Acid is typically a colorless, odorless, syrupy liquid in its common form. It has a melting point of 42.35°C (108.23°F) and a boiling point of 261°C (502°F), at which temperature it decomposes. The product is highly soluble in water and ethanol, with a relative density of 1.88 g/cm³ at 25°C. It exhibits weak acidity and is non-volatile, which contributes to its stability in various processing environments. These physical properties make Phosphoric Acid easy to store, transport, and use in industrial production.

Common Product Specifications

Product Applications

Phosphoric Acid has extensive applications across multiple industries, playing a crucial role in production processes:

Fertilizer Industry: It is a core raw material for producing phosphate fertilizers, such as diammonium phosphate (DAP), monoammonium phosphate (MAP), and triple superphosphate (TSP), providing essential phosphorus nutrients for crop growth.

Food Industry: Used as an acidulant, flavor enhancer, and preservative in food and beverage production, such as in carbonated drinks, jams, and dairy products, to adjust taste and extend shelf life.

Chemical Industry: Serves as a raw material for manufacturing phosphates, detergents, water treatment agents, and corrosion inhibitors. It is also used in metal surface treatment to remove rust and form a protective film.

Pharmaceutical and Cosmetic Industries: Utilized in the production of pharmaceuticals, toothpaste, and skincare products, leveraging its mild acidity and chemical stability.

Key Certifications and Documents

The product has completedREACH registration, complying with the European Union's chemical regulatory requirements and ensuring its safety and compliance in international trade. For detailed safety information, MSDS download is available, providing comprehensive data on hazards, first-aid measures, handling, and storage to support safe use and transportation.

FAQ

Q1: What is the storage condition for Phosphoric Acid? A1: Store in a cool, dry, well-ventilated warehouse away from strong bases, oxidants, and flammable substances. Keep the container tightly sealed to prevent leakage and moisture absorption.

Q2: Is Phosphoric Acid compatible with common packaging materials? A2: It is compatible with plastic (HDPE, PP) and glass packaging. Avoid contact with metal containers (except stainless steel) to prevent corrosion.

Q3: What is the shelf life of Phosphoric Acid under proper storage? A3: When stored in accordance with the recommended conditions, the shelf life is typically 12 months from the date of production.

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