Halogens Pretilachlor CAS 51218-49-6 Halogens Tetrachloroethene CAS 127-18-4 Halogens Tetrachloromethane CAS 56-23-5 Halogens Trichloromethane CAS 67-66-3 Halogens Trichloromonofluoromethane CAS 75-69-4 ← 1 2
