US$ 172.00
and heart-tube formation for embryology and developmental biology teaching
Converts chemical energy to electrical through a zinc-copper-sulfate redox couple
Three adjustable strings
Zinc alloy natural gas Bunsen burner with flame stabilizer ships with a 2-foot neoprene gas hose for quick bench hookup in chemistry classrooms
and reactive-metal electrolysis behavior
Universal Battery Charger Heat & Thermodynamics_Temperature & Heat and heart-tube formation for embryologyDesigned to recharge the cells used in laboratory apparatus, this universal charger keeps portable instruments running between sessions without rotating in fresh disposable batteries.
US$ 172.00
US$ 139.00
US$ 165.00
US$ 236.50
US$ 162.00