Radiocarbon dating sample preparation

12-Dec-2015 09:41

Often a sample may not be homogeneous, or there may be extraneous materials such as rootlets, thread, glue or some other visible contaminant in the sample.

The sample is then washed in distilled water and crushed, or milled, to increase the surface area for subsequent pretreatment.

The sample is treated with sodium chlorite to isolate holocellulose, rinsed, then treated with sodium hydroxide, and rinsed again (solvent extraction may be required depending on sample preservation).

The sample is then washed with HCl, rinsed and dried.

radiocarbon dating sample preparation-82

dating angola social network members profile

A variety of pretreatment procedures are employed at the Waikato Radiocarbon Dating Laboratory to ensure we date only material of secure chemical origins.Below is a list of commonly dated sample types and potential problems.

My brother’s gotten caught up in the Red Pill Philosophy.… continue reading »

Read more

Unauthorized copying or duplication in any form is strictly prohibited without the prior written consent of Phone Sex … continue reading »

Read more

Its urban area extends beyond the administrative city limits with a population of around 1.5–1.6 million people.… continue reading »

Read more