Electrode Holder, 78 x 27 x 5mm Lab Equipment_Scales & Balances and condenser simultaneously to a

and condenser simultaneously to a single flask with two parallel necks plus a 45-degree angled neck for distillation and reaction monitoring

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

qualitative-analysis work

Micro-anatomy tongue model enlarges the papillae

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

Electrode Holder, 78 x 27 x 5mm Lab Equipment_Scales & Balances and condenser simultaneously to aCompact 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.