Copper Metal Strips/Electrode 99.9% Pure Element 29 Cu Chemistry Sample Strips - Science experiment - Chemistry kit - Periodic Table, Element Collection, Transition Metals

Copper Metal Strips/Electrode 99.9% Pure Element 29 Cu Chemistry Sample Strips - Science experiment - Chemistry kit - Periodic Table, Element Collection, Transition Metals

Zinc Metal 99.99% Pure Strips/Electrode Element 30 Zn Chemistry Sample - Science experiment - Chemistry kit - Periodic Table, Element Collection, Post-Transition Metals

Iron metal Strips/Electrode High Purity Element 26 Fe Chemistry Sample - Science experiment - Chemistry kit - Periodic Table, Element Collection, Transition Metals