Lab Grade Granular Zinc Metal, 20 Mesh, 500g Chemical_Isopropyl Alcohol mounting any 26cm tube to

mounting any 26cm tube to a laboratory stand for spectroscopy demonstrations from any orientation

Compact 200x44mm extended-range rheostat at 50 ohms and 2A

this regenerated cellulose dialysis tubing arrives as a 100-foot semi-permeable roll

5% accuracy with a 60mm scale

isolating ion behavior in electrolysis and voltaic-cell investigations

Lab Grade Granular Zinc Metal, 20 Mesh, 500g Chemical_Isopropyl Alcohol mounting any 26cm tube toFive hundred gram bottle of laboratory grade granular zinc at 20 mesh, the reactive metal source for the classic copper sulfate displacement reaction and reduction chemistry student work.