Natural Science Forum / Chemistry / Analytical Chemistry / August 2008

How do I dissolve titanium dioxide?

if argon is not being used for the optics purge, what are the issues with
argon purity in the torch plasma?  What happens if a low grade is used?

Anyone familiar with Cavity Ring Down Absorption Spectroscopy?
Saw it in a Thomasnet email for detecting HF and HCl in air.  The
sales blurb was lacking in technical details.  It was touted as a way
to maintain purity for semiconductor manufacturing.  Can it be used

I would like to optimize a Mercury Cold-Vapors analytical method which
isn't efficient to my opinion because we get broad and flat peaks.
Anyone would know what could cause theses very broad peaks whatever the
concentration I'm using for calibration (I usually use 0.1, 1, 5 and 10