Lab Grade Granular Zinc Metal, 20 Mesh, 500g Capacity_250mL Features a glass stopcock and

Features a glass stopcock and a 29/32 size socket with an interchangeable plastic stopper

Reagent-grade sodium acetate trihydrate for preparing buffers and supporting a wide range of chemistry reactions and classroom preparations

For tandem hanging during physics force experiments

Long 1000mm black insulated lead with crocodile clips at both ends

Leak-proof stopcock spigot and dual integral handles on a heat-tolerant polypropylene carboy

Lab Grade Granular Zinc Metal, 20 Mesh, 500g Capacity_250mL Features a glass stopcock andFive hundred gram bottle of laboratory grade granular zinc at 20 mesh, the reactive metal source for the classic copper sulfate displacement reaction and reduction chemistry student work.