Acetonitrile CH₃CN - p.d.a.

Acetonitrile p.d.a. is a high-purity organic solvent of pure analytical quality (p.d.a.), widely used in instrumental analysis, organic chemistry, laboratory preparation, and chromatography. The product offers low impurities and high reproducibility of analytical parameters.

Identification Data

• Chemical Name: Acetonitrile
• Synonyms: Methyl cyanide, Acetic acid nitrile
• Molecular Formula: CH₃CN
• Molar Mass: 41.05 g/mol
• CAS Number: 75-05-8
• EC Number (EINECS): 200-835-2

Physicochemical Properties

• Physical State: liquid
• Color: colorless
• Odor: aromatic
• Melting Point: -46°C
• Boiling Point: 81°C
• Autoignition Temperature: 524°C
• Flash Point: 2°C
• Explosive Limits: 3-16% Vol.
• Viscosity (20°C): 0.357 mPa-s
• Vapor Pressure (20°C): 97 mbar
• Density (20°C): 0.78 g/cm³
• Solubility: completely miscible with water, alcohol, ethyl ether, acetone, benzene
• log POW: -0.34
• Vapor Density (relative to air): 1.42
• Critical Temperature: 274.7°C
• Critical Pressure: 4.83 MPa
• Refractive Index (20°C): 1.344

Quality Parameters

• Purity: min. 99.5%
• Residue on Evaporation: max. 0.001%.
• Water Content: max. 0.1%
• Free Acids (i.e. CH₃COOH): max. 0.005 meq/g
• Heavy Metals (Pb): max. 0.00001%.
• Iron (Fe): max. 0.00001%

Transport Classification

• RID/ADR: Class 3, Packaging Group II
• UN: 1648

Hazard Statements (H)

• H215: Highly flammable product
• H302: Harmful if swallowed
• H312: Harmful in contact with skin
• H319: Causes serious eye irritation
• H332: Harmful if inhaledH319: Harmful if inhaled

Safety Statements (P)

• P210: Keep away from heat/sparks/open flames
• P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing
• P403+P235: Store in a well-ventilated place. Keep cool

This product is intended for laboratory and industrial use only. Store in the original container in a cool and well-ventilated place, away from ignition sources.