Electrode Holder, 78 x 27 x 5mm Lab Equipment_Scales & Balances and contains four simulated blood

and contains four simulated blood samples for realistic replication of the blood typing procedure and safe classroom use

sized to fit tight laboratory frames while carrying heavy loads

375-inch rubber belt with a more-conductive bottom roller

sized for two-bonded sulfur centers in standard ball-and-stick molecular model kits

Used as a ready-to-use 9:1 mobile phase for paper chromatography

Electrode Holder, 78 x 27 x 5mm Lab Equipment_Scales & Balances and contains four simulated bloodCompact 78mm electrode holding strip with twin crocodile clips and 4mm banana sockets, sized to lock both electrodes at fixed spacing during electrolysis and conductivity experiments.