RT null T1 Comparison of existing approaches to assess chemical footprints along values chains A1 United Nations Environment Programme, YR 2025 FD 2025-06-24 LK https://wedocs.unep.org/handle/20.500.11822/47943 UL https://wedocs.unep.org/handle/20.500.11822/47943 NO Discussion document for the Open-Ended Working Group (OEWG) of the Global Framework on Chemicals (GFC) NO https://www.unep.org/global-framework-chemicals DS UN Environment Document Repository RD Sep 16, 2026