(1alpha,2alpha,3alpha,4alpha,5beta,6beta)-1,2,3,4,5,6-Hexachlorocyclohexane 6108-12-9 Cyclohexane, 1,2,3,4,5,6-hexachloro-, (1alpha,2alpha,3alpha,4alpha,5beta,6beta)- Hexachlorocyclohexane [h-isomer] eta-Hexachlorocyclohexane