Cole Parmer Model 8205 Digital PhotoTach Meter

Cole-Parmer 98767-09 Traceable 4277 pH / ORP Meter with Probe – New Batteries

COLE-PARMER Tachometer Model 8213-20 with Carrying / Storage Case - Used

Cole Parmer 68000-49 = Traceable 6530 - Digital Barometer 500 to 1030 mbar

Vintage Cole Parmer (pre-Oakton) ORP Pen Meter - Untested

Cole-Parmer 5985-50 pH Meter with Probe, Carrying Case, and MPN 5985-50

Cole-Parmer Instrument Co. Digital Phototach Model 8211

Flow Meter Cole Parmer 0-150 Serial #091892