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13-Mar-2020 08:38

This may involve cleaning to remove obvious contaminants and/or reduction of particle size of the sample.

Cleaning involves the physical, rather than chemical, removal of obviously intrusive materials.

Methods Used: All samples are physically examined to evaluate the composition and preservation of the sample, and to determine the appropriate pretreatment plan.

In many cases further physical pretreatment is required.

This research ultimately led to the publication of the first set of radiocarbon dates in 1949.

One of the greatest achievements of Libby and his team was that they devised a means of measuring the extremely low concentrations of C activity expected at a given time after the organic material was removed from the life cycle.

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The first reported radiocarbon age was for a piece of wood taken from the tomb of Zoser, an Egyptian king who reigned from 2665 to 2650 BC.

Turnaround time for rush samples is 7 business days.

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