Basic Microscope Slide Set, 25-Piece Lab Equipment and Supplies_Plastic Labware 75-inch steel ball from known

75-inch steel ball from known heights

Determines gravitational acceleration g by timing free-fall of a steel sphere released from an electromagnet

At a full-inch diameter

and following the highest standards of quality control

Silicon bulb pipette filler with 3 pinch valves measures 54mm diameter for controlled suction during pipetting of aggressive chemical reagents

Basic Microscope Slide Set, 25-Piece Lab Equipment and Supplies_Plastic Labware 75-inch steel ball from knownBuilt for foundational microscopy coursework, this 25 slide basic set covers core plant, animal, and protist preparations at the introductory level.