United Scientific Supplies WGL050 Watch Glass 50 Mm Pk.12
- *A watch glass is a circular concave piece of glass used in chemistry as a surface to evaporate a liquid, to hold solids while being weighed, for heating a small amount of substance and as a cover for a beaker..
- *Heat resistant, high temperature resistant, high light transmission, strong corrosion resistance.
- *The laboratory glass watch glass is made of lead-free environmentally friendly glass, which is transparent, stable and safe to use..
- *Watch glasses are highly functional laboratory glassware that have a variety of uses in the classroom or lab..
- *The concave dishes are designed in a variety of sizes, Their 2.0 mm thick construction resists shattering..