Radioactivity was determined by liquid scintillation counting on a n LKB model 1210 or Beckman model LS3801 scintillation counter on board ship, and counts per minute were corrected to disintegrations per minute based on sample quench detected by the exter- nal standards ratio. Rates of carbon ...
Ranges of sample num- bers at single locations are shown. Ice covered regions are shaded. See Comiso & Sullivan (1986) for more details about ice conditions during ths cruise Garrison & Buck: Surface-layer sea ice assemblages iodine. We examined some samples aboard ship using fluorescence ...
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