Radiocarbon dating of wood senior dating forum
Charcoal samples should be picked out, floated, or sieved from any accompanying sediment.
Prior to shipping, please dry charcoal samples for 12-24 hours at temperatures not greater than 70°C.
Below is a list of commonly dated materials, the factors that should be taken into account when selecting material, and the pretreatment methods that the samples will undergo prior to radiocarbon dating.
The radiocarbon age of wood corresponds the year the ring grew.
A purchase order is required for for submissions over ,000.
It is important to understand the nature of the material being dated as certain organic fractions are more appropriate than others, depending on the environment.
For fully trained outside users processing samples at the AEL-AMS laboratory, a 20% discount will be applied at the discretion of AEL-AMS staff.
For Ottawa-Carleton Geoscience Centre (OCGC) users, the OCGC discounted rate will be applied with no further discounts for quantity.
If using bulk sediment, be sure to remove rootlets.
For bulk samples, some consultation may be needed to determine whether a simple acid wash, AAA method, or compound specific analysis is needed.
Please visually inspect your samples and remove any rootlets or other signs of physical contamination.