AAG Lab Flashcards
1
Q
Why is graphite furnace method more sensitive than the flame atomic absorption method
A
Because it confines the atom n the optical path for several seconds. In flame atomic absorptions, the sample is diluted during nebuliziation.
2
Q
What is the purpose of an auto sampler for analysis by GF-AAS
A
With an auto sampler, you can analyze many samples without having to manually inject the sample inot the furnace
