This 2.5 L glass container holds a mixture of xylene isomers with a Molecular Weight of 106.17 g/mol, classified as an aromatic hydrocarbon. It requires workplace precautions such as no open flames, no smoking, restricted access, caution against inflammability, and use of safety equipment including goggles and gloves. The recommended indicative occupational exposure limit value for the European Union is 8 hours limit value: 221 mg/m3 (50 ppm) and short term limit value: 442 mg/m3 (100 ppm) according to Directive 2000/39/EC.

• CAS Number: 1330-20-7
• Molecular Formula: CH4O
• Molecular Weight: 32.042
• Exact Mass: 32.026214747
• Boiling Point: 148.3 °F at 760 mmHg (NTP, 1992)
• Melting Point: -144 °F (NTP, 1992)
• Vapour Density: 1.11 (NTP, 1992) - Heavier than air; will sink (Relative to Air)
• GHS Signal Word: Danger
• Hazard Statements:
• H225: Highly Flammable liquid and vapor [Danger Flammable liquids]
• H351 (100%): Suspected of causing cancer [Warning Carcinogenicity]