US$ 454.50
Demonstrates that electric charge resides only on the outer surface of a conductor
The apparatus is open at both ends and is supplied unfilled
Designed to project narrow beams through interchangeable slit plates
Handheld digital pH tester designated EI 0961
totaling 100 grams for fine-grained force
Ranvier Hand Microtome Capacity_600mL Demonstrates that electric charge residesRanvier pattern hand microtome uses a screw thread mechanism for precise specimen advancement during thin section cutting and microscope slide preparation.