Borosilicate Glass Tubing, 20 inch, 0.28 inch OD and 0.19 inch ID Micropipets_Variable Volume Twenty-centimeter brass straight crucible tongs

Twenty-centimeter brass straight crucible tongs combining corrosion resistance with extended reach for handling crucibles at greater distance from a muffle furnace mouth

Sloping pear-shape splash head in borosilicate glass fits 19/26 flask with cone sizing for vacuum distillation with splash prevention

1-ohm steps across ten dial positions

showing how the center of gravity of a solid passes through its support polygon

Borosilicate Glass Tubing, 20 inch, 0.28 inch OD and 0.19 inch ID Micropipets_Variable Volume Twenty-centimeter brass straight crucible tongsBorosilicate glass tubing measures 20 inches with 0. 28 inch outer diameter for glassblowing, apparatus construction, and laboratory procedures.