RT Report T1 Chlorophenols other than Pentachlorophenol: Environmental Health Criteria 93 A1 United Nations Environment Programme, A1 World Health Organization, A1 International Labour Organisation, K1 chemical K1 environmental health K1 waste disposal K1 toxic substance SN 92 4 154293 4 YR 1989 FD 1989 LK https://wedocs.unep.org/handle/20.500.11822/29407 UL https://wedocs.unep.org/handle/20.500.11822/29407 NO Chlorophenols (CPs) are organic chemicals formed from phenol (1-hydroxybenzene) by substitution in the phenol ring with one or more atoms of chlorine. Nineteen congeners are possible, ranging from monochlorophenols to the fully chlorinated pentachlorophenol (PCB). Chlorophenols, particularly trichlorophenols (T3CP), tetrachloro-phenols (T4CP), and PCP, are also available as sodium or potassium salts. DS UN Environment Document Repository RD Sep 22, 2026