Uxcell 180mm Diameter Watch Glass, 3 Packs Beaker Cover Smooth Edges

The glass is made of table glass with high chemical durability, which has corrosion resistance, which can effectively keep the material pure, increase the liquid surface area to accelerate evaporation, etc. Before use, the watch glass needs to be washed and dried, which can effectively avoid the influence of other substances on the experimental results. After application, it should be cleaned and dried in time to avoid residual substances that are difficult to wash off and affect the next use.