11 June 2021 Bulletin

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Pentachlorophenol

Pentachlorophenol is a manufactured chemical with the molecular formula C₆HCl₅O. [1] It does not occur naturally. Pure pentachlorophenol exists as colourless crystals. Impure pentachlorophenol (the form usually found at hazardous waste sites) is dark grey to brown and exists as dust, beads, or flakes. Humans are usually exposed to impure pentachlorophenol (also called technical grade pentachlorophenol). [2]

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