... Acetyl-γ-butyrolactone, etc. (2)GBL can be used as anaesthetic and tranquilizer, used to produce ciprofloxacin and interferon, as the ... fixative and curing agent; Moreover, it can also be used in battery, capacitor and development of color film. Storage and Transportation ... fixative and curing agent; Moreover, it can also be used in battery, capacitor and development of color film. Storage and ...