T1 Sampling of selected marine organisms and sample preparation for the analysis of chlorinated hydrocarbons (Revision 2) A1 United Nations Environment Programme/Mediterranean Action Plan, PB United Nations Environment Programme YR 1991 FD 1991 LK https://wedocs.unep.org/handle/20.500.11822/1315 UL https://wedocs.unep.org/handle/20.500.11822/1315 DS UN Environment Document Repository RD Sep 16, 2026