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Also refer to “tank composite sample,” “volumetric composite sample,” “deck composite sample,” and “multiple tank composite sample” definitions

deck composite sample, n—a sample typically made by compositing a portion of each sample obtained from all vessel compartments containing a particular product grade.

Deck Composites—Periodically field “deck composite samples” are requested.
A deck composite is typically made by compositing a portion of each sample obtained from all vessel compartments containing a particular product or crude oil grade.

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