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Peroxyacetic Acid CAS NO 79-21-0


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CAS No.:79-21-0

Grade:Pharmacy Grade

Content:99.9%

Brand:Customizable

Packaging:Customizable

Description

Peroxyacetic Acid (PAA) is a powerful, fast-acting oxidizing agent and disinfectant. It is highly valued for its broad-spectrum efficacy against bacteria, viruses, fungi, and spores, even at low temperatures. This makes it a critical solution for industries requiring high-level disinfection and sterilization without leaving harmful residues. Key sectors include food & beverage processing, healthcare, water treatment, and pulp & paper manufacturing.

Application

  • Food & Beverage Industry: Cold sterilization and sanitization of food contact surfaces, processing equipment, pipelines, and packaging materials.
  • Healthcare & Life Sciences: High-level disinfection of medical instruments, surface decontamination in pharmaceutical cleanrooms, and as a sporicide.
  • Water Treatment: Effective biocide for controlling microbial growth in industrial cooling towers, process water, and wastewater systems.
  • Pulp & Paper Industry: Used as a bleaching agent and for brightening mechanical pulps.
  • Agriculture: Sanitization of irrigation systems and post-harvest treatment of produce to reduce microbial load.
  • Dairy & Brewery: Clean-in-Place (CIP) and Sterilize-in-Place (SIP) applications for tanks, vats, and filling lines.

Basic Information

Product Name Peroxyacetic Acid
CAS No. 79-21-0
Molecular Formula C₂H₄O₃
Molecular Weight 76.05 g/mol
Synonyms Peracetic Acid; Ethaneperoxoic Acid; Acetyl Hydroperoxide; PAA; Proxitane; Desinfect; Peroxyethanoic Acid
EINECS 201-186-8

Quality Control

Our Peroxyacetic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for concentration, stability, and purity. Certificates of Analysis (COA) are provided with every shipment, detailing key parameters such as assay, hydrogen peroxide content, and acidity. We adhere to relevant industry standards for disinfectants and can support compliance with regulations including EPA, FDA, and REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from direct sunlight, heat sources, and incompatible materials such as strong reducing agents, heavy metals, and alkalis. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Due to its oxidizing nature, ensure proper segregation from flammable and combustible materials.

Specification

Item Specification
Appearance Colorless to pale yellow liquid
Assay (Peroxyacetic Acid) 15.0% min. (or as specified)
Hydrogen Peroxide (H₂O₂) 20.0% - 25.0% (typical)
Acidity (as Acetic Acid) 30.0% - 40.0% (typical)
Stability Passes test
Identification (IR) Conforms

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.

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Each batch undergoes strict QC, accompanied by COA, MSDS, and full compliance with international standards.

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Our in-house lab drives process innovation, new product development, and tailored synthesis solutions.