Lasair II Particle Measuring Systems 510Ab Portable Particle Counter EXCELLENT!

Description

Lasair II Particle Measuring Systems 510Ab Portable Particle Counter EXCELLENT!. Condition is "Used". Shipped with USPS Priority Mail.
Nice working particle counter!
Battery included!
Was removed from service in 2019!
Calibration is due, but it works as is.
Have multiple identical units available!
FDA Disclaimer
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