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The general theory is that humic acids percolate downward and make radiocarbon dates appear younger.
However, this is not always the case so it is important to test this method first before pursuing numerous analyses.
Bulk peat samples often contain a silty component and a vegetable component. Please remove visible rootlets prior to shipping and do not ship in aluminum foil as it may degrade. Samples will undergo AAA treatment, unless specified otherwise.
For Canadian commercial users, and non-Canadian users, payment is required prior to releasing results.Physical and chemical pretreatments vary depending on the type of material and the depositional environment from which it came.