What’s wrong with toxic gas detection?

Back in the 1980s, as a young salesman, I was introduced to a highly-regarded professor of chemistry from the University of Birmingham (England). This visit was part of a UK tour, organized by our newly minted dealer. More than being highly-regarded, this gentleman was identified as the “leading analytical chemist in the UK.” As it…

Calibration of hydrogen peroxide and peracetic acid gas analyzers

ASTM promulgates numerous publications under the banner “Atmospheric Analysis Standards.” One of the most widely cited is ASTM D3249, entitled “Standard Practice for General Ambient Air Analyzer Procedures.” Section 8 of this document covers calibration. You can tell that the standard was written by knowledgeable instrument people, for several reasons—not the least which is the…