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Figure F24. Perfluorocarbon (PFC) tracer concentrations in drilling mud determined by five different incubation treatments, Expedition 337. Treatment 1: 1 h preincubation with rotation in hybridization oven prior to 30 min incubation without motion in autosampler; Treatments 2–5: 30 min and 1, 2, and 5 h preincubation without motion in autosampler, respectively. For Treatment 2, two replicates were used (a and b).

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