- a white, crystalline, water-insoluble powder, C6H6Cl6, the gamma isomer of benzene hexachloride: used chiefly as an insecticide, delouser, and weed-killer.
- a white poisonous crystalline powder with a slight musty odour: used as an insecticide, weedkiller, and, in low concentrations, in treating scabies; 1,2,3,4,5,6-hexachlorocyclohexane. Formula: C 6 H 6 Cl 6
