Vintage Met One Instruments DustCheck Airborne Particle Monitor "Read"

Denominator Multiple Tally Counter with 3 Buttons

Climet Air Particle CI-S21 Isokinetic Probe 1.0CFM (28.3 l/min) Counter

Met One A2408 Lab Benchtop Laser Particle Counter

BECKMAN COULTER Z1 S Particle Cell Counter Size Analyzer, FOR PARTS/ REPAIR

Beckman Coulter Z2 Coulter Counter Particle Count and Size Analyzer Lab 6605700

Met One Laser Particle Counter Model A2400, for Parts/ Repair

Met One Model 214 Laser Liquid Counter