please if the PSD is injecting the same amount of volume and concentration of different calibrating points eg.40ppb,60ppb, 80ppb and 100ppb.. please what is the problem
Why is my determination of arsenic using GFAA is really hard to be stable? The abs of solvent and the sample is quite similar, please give me some advices, thanks.
How does one know when to remove the graphite tube? How many firerings can the tube endure?
What is the cause of AAS drift during metal analysis and how to prevent or minimize this drift? Thank you.
Thank you
Please make a vedio of cold vapor analysis for Hg (VGA 77).
please if the PSD is injecting the same amount of volume and concentration of different calibrating points eg.40ppb,60ppb, 80ppb and 100ppb.. please what is the problem
Why is my determination of arsenic using GFAA is really hard to be stable? The abs of solvent and the sample is quite similar, please give me some advices, thanks.
How we increase the graphite tube maximum life?
:-)