Syphon Barometer with Celsius and Fahrenheit Scales, 41" Long Glass Sets & Apparatus_Distillation Apparatus High-level peroxide test strips in

High-level peroxide test strips in a 50-strip vial calibrated at 0

combining protective gripping with angular adjustment on one piece

Ten-amp DC scale on a 315x115mm laminated panel with sealed shunt

Seven-metal 20mm density cube set with element-stamped brass

the workhorse high-impedance unit for low-current voltage-divider and signal-conditioning work

Syphon Barometer with Celsius and Fahrenheit Scales, 41" Long Glass Sets & Apparatus_Distillation Apparatus High-level peroxide test strips inSyphon barometer at 41 inches tall with a 3. 5 inch wide scale in both Celsius and Fahrenheit, measuring atmospheric pressure via a fluid column mounted on a single piece frame.