US$ 148.00
internal structures
Polished-hardwood Wheatstone bridge with five terminal posts
3 inches for condensers and flasks
For measuring the specific gravity of light liquids
this two-wire potentiometer mounts on a metal base for stability during extended laboratory measurements
Reading Magnifier, 100mm, 20cm Focal Length Material_Ceramic internal structuresPairs a 100mm aperture with a 20cm focal length for the lowest magnification in the chrome framed reading magnifier line, well suited where breadth of view matters more than zoom.
US$ 148.00
US$ 19.00
US$ 34.95
US$ 52.00