Electrode for Electrolyzer, 2 x 40mm Subcategory_Test Tubes supplied in a storage case

supplied in a storage case for student precision work

Soft-iron U-frame with attached armature carries two 270-turn coils of 0

Demonstrates inertial mass independent of gravity through a spring-steel oscillating platform with two 130 by 50mm trays

setting UV sanitization cycle duration and restoring full cabinet function when the original switch fails under classroom use

Electrode for Electrolyzer, 2 x 40mm Subcategory_Test Tubes supplied in a storage caseIron anode and cathode pair fitted into a rubber bung for the student electrolyzer, used to compare reactive metal electrolysis behavior against carbon and platinum in the same apparatus.