Molekula
Peroxyacetic acid, ca. 35wt.% sol. in diluted acetic acid, stabilized
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch
Peroxyacetic acid is a powerful oxidizing biocide used for disinfection, sanitization, and sterilization in food processing, healthcare, and water treatment. This stabilized solution contains approximately 35% peroxyacetic acid in diluted acetic acid, offering broad-spectrum antimicrobial efficacy while minimizing residue. CAS: 79-21-0 | Formula: CH₃COOOH | Storage: 2–8°C | Signal Word: Danger | Hazardous when concentrated; corrosive and oxidizing. Molekula supplies peroxyacetic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.
Overview
- SKU
- 90034777
- CAS Number
- 79-21-0
- IUPAC Name
- ethaneperoxoic acid
- EC Number
- 201-186-8
- Molecular Formula
- CH3COOOH
- Molecular Weight
- N/A
- Exact Mass
- 76.016
- SMILES
- CC(=O)OO
- InChIKey
- KFSLWBXXFJQRDL-UHFFFAOYSA-N
- InChI
- InChI=1S/C2H4O3/c1-2(3)5-4/h4H,1H3
- PubChem CID
- 6585
Literature values
Published physical properties of the substance, not batch specifications.
- Appearance
- Colorless liquid
- Odour
- Acrid
- Melting Point
- -0.2 °C
- Boiling Point
- 110 °C
- Density
- 1.2 (relative, water = 1)
- Solubility (other solvents)
- Very soluble in ether, sulfuric acid; soluble in ethanol
- Vapour Pressure
- 2.6 kPa at 20 °C
- Refractive Index
- 1.3974
- pKa
- pKa = 8.20
Source: PubChem CID 6585 (HSDB, ICSC)
See all 4 other grades of CAS 79-21-0 →
Frequently asked questions
What is peroxyacetic acid (ca. 35wt.% solution) commonly used for?
This stabilized solution is primarily used for disinfection, sanitization, and sterilization in food processing, healthcare, and industrial water treatment due to its broad-spectrum antimicrobial activity.
What is the molecular formula and molecular weight of peroxyacetic acid?
The molecular formula is CH₃COOOH, but the molecular weight is not provided for this specific stabilized solution.
How should peroxyacetic acid (35wt.% solution) be stored?
Store at 2–8°C in a cool, dry place away from direct sunlight, heat, and incompatible materials like organic compounds or reducing agents.
What grade or purity is available for this peroxyacetic acid solution?
This is a technical-grade, stabilized solution (~35wt.% in diluted acetic acid) suitable for industrial and commercial applications, not analytical or pharmaceutical use.
Can Molekula supply peroxyacetic acid in bulk quantities?
Yes, Molekula can provide this product in bulk, with quantities and packaging tailored to your specific requirements—please contact us for details.
What documentation comes with an order of peroxyacetic acid?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability and compliance.
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Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.