1.Used as oil solvent, spinning solvent, olefin, aromatic extractant, carbon dioxide absorber, water-soluble dye and pigment dispersant, etc.

2.Used as a gas chromatographic fixative and solvent, also used in the synthesis of high molecular polymers.

3.Used as a dispersant for plasticizers, spinning solvents, water-soluble dyes and plastics.

4.Used as a solvent for synthetic fibers and other polymers, also as an extractant, plasticizer, etc.