13-Piece Balance Weight Set Material_Cork Chrome-plated 60mm reading magnifier extending

Chrome-plated 60mm reading magnifier extending to a 20cm focal length

this cast double burette clamp secures two burettes side by side for back-titration and comparative analytical procedures

supporting variable audio modulation 1Hz-1kHz plus a 250kHz square wave for speed-of-light measurement work

3 glass beakers each holds 1000mL with low-form design and spout for large-volume chemistry and laboratory applications

Two-ohm metal-film resistance unit at plus-or-minus 1% accuracy with a 1

13-Piece Balance Weight Set Material_Cork Chrome-plated 60mm reading magnifier extendingThirteen piece mix of nine steel and four brass precision weights from 1 gram to 1 kilogram, displayed on a wooden block for balance calibration and weighing experiments in the lab.