U-Tube Glass Manometer with Printed Scale, 80-0-80 Size_Small Continuously variable 100V-5kV output shown

Continuously variable 100V-5kV output shown on a 0-5kV digital voltmeter

Four-part plant cell model lifts chloroplast

Designed to measure Planck's constant through the photoelectric effect

Borosilicate 3

Steam-sterilizable polypropylene pipette rack holds 12 pipettes horizontally for bench storage and autoclaving in molecular biology laboratories

U-Tube Glass Manometer with Printed Scale, 80-0-80 Size_Small Continuously variable 100V-5kV output shownBorosilicate glass U tube manometer with a built in stopcock mounted on a back plate 80 0 80 scale at 2mm subdivisions, for visualizing gas pressure differences in fluid mechanics work.