Hall Effect Apparatus, Features: n-type GaAs Hall sensor chip, Two-axis mechanical traverse for field plotting, 3-1/2 digit current and voltage meters, Metal storage case for the Hall Effect board, Reversing switch for exploring the elimination of systematic error
Activity Series Chemistry Kit, To determine an activity series for a group of metals and a group of nonmetals, 15 lab groups, Certification: 49 CFR 173. 4