FAQ - Frequently Asked Questions

(AA) Cleaning and Replacing Procedure for Graphite Cap and Holder (GFA-7800/7000)

 

WARNING:

• RISK OF ELECTRIC SHOCK: Before attaching or detaching the graphite furnace or heating cables, make sure that the power is off.

 

 

NOTE: If the inner surfaces of graphite cap and graphite holder become contaminated with graphite powder or smoke generated from samples, reproducibility of measurement data will be adversely affected.
  In this case, clean the graphite cap and graphite holder before starting a measurement and after replacing the graphite tube according to the following procedure.