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Phosphorus Pentoxide CAS 1314-56-3

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Phosphorus Pentoxide CAS 1314-56-3
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Phosphorus Pentoxide CAS 1314-56-3

Synonyms: Phosphoric anhydride; Diphosphorus pentoxide; Phosphoric(V) oxide; Phosphorus(V) oxide; Phosphoric oxide; Phosphorus oxide; Tetraphosphorus decaoxide

Shandong Aure Chemical Co., Ltd. is one of the leading suppliers of Phosphorus Pentoxide  in China and also one of the manufacturers of this product.

We can provide customized requirements in terms of product purity, packaging specifications, and other aspects.

Please contact us to obtain the latest product information.

Product Details

Aure Chemical Delivers Excellence in Phosphorus Pentoxide

Aure Chemical is a premier global supplier of high-quality Phosphorus Pentoxide (P₂O₅), also commonly known as Phosphoric Anhydride. Identified by its CAS number 1314-56-3, this inorganic compound is a white, amorphous, highly hygroscopic solid with an extremely high affinity for water. While often represented by the empirical formula P₂O₅, its true molecular formula is tetraphosphorus decaoxide (P₄O₁₀). Phosphorus Pentoxide is renowned as one of the most powerful dehydrating agents and desiccants available. It plays an indispensable role in various industrial applications, including the manufacturing of high-purity phosphoric acid, various phosphates, specialty chemicals, and as a crucial component in many organic synthesis and industrial drying processes. Due to its vigorous reactivity with water and corrosive nature, handling and transportation of Phosphorus Pentoxide require meticulous care and strict adherence to stringent safety protocols. Aure Chemical's unwavering commitment to excellence ensures that our Phosphorus Pentoxide meets the demanding purity and performance requirements for your most critical industrial and laboratory applications, guaranteeing consistency, safety, and reliability.


Basic Information of Phosphorus Pentoxide

Phosphorus Pentoxide (CAS No. 1314-56-3) is meticulously produced and rigorously tested to meet stringent quality standards. We ensure exceptional purity and consistent performance, essential for your critical applications:

CAS No.:1314-56-3
EC No.:215-236-1
Linear Formula:P₂O₅
Molecular Weight:141.94
Appearance:White, amorphous, highly hygroscopic solid.
Melting Point:340 °C (lit.)
Boiling Point:122 °C (1 mmHg)
Density:2.3 g/mL at 25 °C (lit.)
Reactivity:Reacts violently and exothermically with water to form phosphoric acid. Strong dehydrating and acidic oxide.
Corrosivity:Highly corrosive to skin, eyes, and mucous membranes.
RIDADR:UN 1807 8/PG 2
Chemical Structure:Molecular Structure of Phosphorus Pentoxide

Basic Information of Phosphorus Pentoxide

Phosphorus Pentachloride (CAS No. 10026-13-8) is meticulously produced and rigorously tested to meet stringent quality standards. We ensure exceptional purity and consistent performance, essential for your critical applications:

CAS No.:1314-56-3
EC No.:215-236-1
Linear Formula:P₂O₅
Molecular Weight:141.94
Appearance:White, amorphous, highly hygroscopic solid.
Odor:340 °C (lit.)
Melting Point:122 °C (1 mmHg)
Boiling Point:2.3 g/mL at 25 °C (lit.)
Density:Reacts violently and exothermically with water to form phosphoric acid. Strong dehydrating and acidic oxide.
Reactivity:Reacts violently and exothermically with water to form phosphoric acid. Strong dehydrating and acidic oxide.
Corrosivity:Highly corrosive to skin, eyes, and mucous membranes.
RIDADR:UN 1807 8/PG 2
Chemical Structure:Molecular Structure of Phosphorus Pentoxide

Our commitment to delivering high-purity Phosphorus Pentoxide ensures a reliable and efficient component for your critical processes, offering consistent quality for diverse industrial needs, while prioritizing uncompromising safety in handling and logistics.


Primary Applications of Phosphorus Pentoxide

Phosphorus Pentoxide's unparalleled affinity for water and its role as a precursor to various phosphorus compounds make it an indispensable chemical with extensive applications across various industries:

  1. Manufacturing of High-Purity Phosphoric Acid:

    One of its most significant uses is in the production of high-purity phosphoric acid. Controlled hydration of P₂O₅ yields phosphoric acid, which is crucial for food-grade applications, pharmaceuticals, and specialized industrial processes.

  2. Dehydrating Agent and Desiccant:

    It is widely employed as an extremely effective dehydrating agent and desiccant in chemical laboratories and industrial processes. It's used for drying gases, liquids, and solids, and for promoting dehydration reactions in organic synthesis.

  3. Production of Phosphate Esters and Salts:

    Phosphorus Pentoxide serves as a key raw material for synthesizing various phosphate esters (used as plasticizers, flame retardants, and lubricants) and phosphate salts (used in fertilizers, food additives, and detergents).

  4. Specialty Chemical Synthesis:

    It is a crucial reagent in the synthesis of numerous specialty chemicals, including certain types of catalysts, phosphorus-containing polymers, and fine chemicals.

  5. Pharmaceutical Intermediates:

    In the pharmaceutical industry, it is used as a dehydrating agent or a phosphorylating agent in the synthesis of specific active pharmaceutical ingredients (APIs) and their intermediates.

  6. Fiberglass and Glass Production:

    It can be used as a component in the production of certain types of specialty glass and fiberglass, influencing their properties.


Why Choose Aure Chemical for Your Phosphorus Pentoxide Supply?

Aure Chemical is dedicated to providing superior chemical solutions and unparalleled customer support. By partnering with us for your Phosphorus Pentoxide requirements, you benefit from:

  • Exceptional Purity & Consistent Quality: Our Phosphorus Pentoxide is manufactured to stringent purity specifications, crucial for optimizing performance in sensitive applications like high-purity acid production and specialized organic synthesis.

  • Uncompromising Safety & Compliance: Given the extreme reactivity and hazards associated with Phosphorus Pentoxide, Aure Chemical maintains world-class safety standards. Our manufacturing, storage, and transportation protocols are meticulously designed to adhere strictly to international safety regulations and best practices for handling highly hygroscopic and corrosive materials.

  • Reliable Global Supply Chain: We maintain a robust and efficient global supply network, guaranteeing timely and secure delivery of this critical chemical to your facilities worldwide, with specialized logistics for hazardous solids.

  • Expert Technical & Safety Support: Our dedicated team of experienced chemists and highly trained safety specialists is readily available to offer comprehensive guidance on product application, stringent safe handling procedures, emergency response planning, and optimal storage conditions for Phosphorus Pentoxide.

  • Commitment to Quality & Responsible Stewardship: We adhere to the highest industry standards for quality management, environmental responsibility, and product stewardship across all our operations, ensuring peace of mind for our clients and the responsible management of hazardous chemicals.

Choose Aure Chemical for a trustworthy and dependable supply of high-quality Phosphorus Pentoxide. We're ready to support your most demanding and innovative industrial processes with an unwavering commitment to safety and excellence.


Hazards Classification

  • GHS Classification: Corrosive (GHS05)

  • Hazard Statements: Causes severe skin burns and eye damage; reacts violently with water.

  • UN Number: UN 1807

  • Hazard Class: 8 (Corrosive Substances)

  • Packing Group: II

GHS05: Corrosive pictogram
GHS05: Corrosive


Packaging, Transportation & Storage

Aure Chemical ensures that all products are handled in compliance with international safety and quality standards. Each product’s SDS should be consulted for detailed requirements.

Packaging

We use certified UN-rated containers suitable for each chemical type — including steel drums, HDPE drums, IBCs, and ISO tank containers for bulk liquids. All packages are tested for integrity and labeled per IMDG / IATA / ADR standards.

Transportation

Shipments comply with IMDG, IATA, and ADR codes to ensure safe and lawful movement by sea, air, or land. Accompanying documents include SDS, Dangerous Goods Declarations, and COAs.

Storage

Products should be stored in well-ventilated, dry areas, away from heat and incompatible substances. Follow ISO 9001 / 14001 principles for safety, labeling, and periodic inspection.

For detailed handling or customized packaging inquiries, please    contact us.


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