TY - GEN AU - United Nations Environment Programme AU - World Health Organization AU - International Labour Organisation PY - 1991 SN - 92 4 151053 6 UR - https://wedocs.unep.org/handle/20.500.11822/29589 LA - English KW - health KW - benzene KW - chemical TI - Alpha- and Betahexachlorocyclohexanes (Alpha- and Beta-HCHs) Health and Safety Guide M3 - Communication or other resource ER -