Acetone CH₃COCH₃ LC-MS - high purity for mass spectrometry ≥99.9%.

Acetone LC-MS (Liquid Chromatography - Mass Spectrometry Grade) is an ultra-pure organic solvent with very low impurities, ideally suited for applications where liquid chromatography and mass spectrometry are coupled. With the highest optical and chemical purity, it offers excellent baseline stability, low background, and no interference in trace analysis.

Identification Data

• Chemical Name: Acetone
• Synonyms: Propanone, Dimethyl ketone
• Chemical Formula: CH₃COCH₃
• Molar Mass: 58.08 g/mol
• CAS Number: 67-64-1
• EC Number (EINECS): 200-662-2

Physicochemical Properties

• Form: liquid
• Color: colorless
• Odor: characteristic
• Melting Point: -95°C
• Boiling Point: 55-57°C
• Flash Point: -19°C
• Autoignition Temperature: 540°C
• Vapor Pressure (20°C): 233 mbar
• Density (20°C): 0.791 g/cm³
• Solubility: completely soluble in water and most organic solvents
• log POW: -0.24
• Refractive Index (20°C): 1.3590
• Viscosity (20°C): 0.33 mPa-s

Qualitative Specification - LC-MS

• Purity: ≥99.9%
• Water Content (KF): ≤0.01-0.05%
• Non-Volatile Residues: ≤0.0001%.
• UV Absorption (1 cm cuvette):
  • 254 nm: ≥50%
  • 265 nm: ≥70%
  • 280 nm: ≥90%
  • 340 nm: ≥98%
• LC-MS Compatibility: no visible impurities in MS analysis (ESI+, ESI-)
• Filtration: through a 0.2 µm membrane filter

Transport Classification

• RID/ADR: Class 3, Packaging Group II
• UN: 1090

Hazard Statements (H)

• H225: Highly flammable liquid and vapor
• H319: Causes serious eye irritation
• H336: May cause drowsiness or dizziness
• EUH066: Repeated exposure may cause skin dryness or cracking

Safety Precautions (P)

• P210: Keep away from heat/sparks/open flames
• P233: Keep container tightly closed
• P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

This product is intended for professional analytical use in LC-MS and LC-MS/MS techniques. It must not be used for food or cosmetic purposes. Read the safety data sheet (SDS) before use.