Xylenes are aromatic hydrocarbons. Xylene is used as a solvent. It is used in the laboratory to make baths with dry ice to cool reaction vessels, and as a solvent to remove synthetic immersion oil from the microscope objective in light microscopy.

Formula: C₆H₄(CH₃)₂ Formula Weight: 106.17 CAS Number: 1330-20-7 Description: For Histological Use