US$ 20.68
and pollinator biology for entomology teaching
High-grade zinc rod with brass terminal for repeatable circuit connections
Lightweight and chemically stable
4mm sockets
Acrylic double-concave lens at 86mm length and 20cm diverging focal length
Reagent Grade Mossy Zinc Metal, 500g drop ship and pollinator biology for entomologyUsed as a reducing agent and electrode material in galvanic cells, this 500g bottle of reagent grade mossy zinc metal provides the high surface area form preferred for student electrochemistry.
US$ 20.68
US$ 60.00
US$ 40.00
US$ 16.00