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Why doesn’t my report tell me if I passed or failed?

Exactly how much difference does a cosolvent make and what is a cosolvent anyway?

Introducing the new Methanol Badge
Our new 545 methanol badge allows for easy and cost-effective determination of personal exposure to methanol! The 545 is sensitive enough for 15-minute STEL sampling, while also providing plenty of capacity for 8-hour TWA sampling. Its bead shaped activated carbon media (G-BAC) and strong organic solvent extraction solve the poor desorption recovery and reverse diffusion Read More …

Congratulations to Dr. Charles R. Manning!

Employment Opportunities

Coronavirus Impact

A Little Change is Good
We are excited to announce a pair of packaging improvements coming soon to our boxes and return envelopes!