Cesium age dating

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A special application of this type of radioactivity age method, carbon-14 dating, has proved especially useful to physical anthropologists and archaeologists.It has helped them to better determine the chronological sequence of past events by enabling them to date more accurately fossils and artifacts from 500 to 50,000 years old.Click on the following link to view Shipping/Storage/Shelf Life/Expiration date statement If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.These documents are located on the product detail page under Useful Links & Tools.

Such radioisotopes as cobalt-60 and cesium-137 are widely used to treat cancer.The expiration date for T9424 has not been established.However, based on our storage guidelines, it should be usable for 1 year from the date of receipt.One ml of TRI Reagent is sufficient to isolate RNA, DNA, and protein from 50-100 mg of tissue, 5-10 ´ 106 cells, or 10 cm2 of culture dish surface for cells grown in monolayer.This is one of the most effective methods for isolating total RNA and can be completed in only 1 hour starting with fresh tissue or cells.

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