Watch Glass/ Cover Lid for Beakers and Flasks/ Evaporation Dish, Polished with Ground Edges for safe handling, Material: glass, Quality glass, The 2.0mm glass thick construction resists shattering, Can hold small samples to use under a low-power microscope, 3.5in (9cm) in diameter
Lid Are Designed To Fit Our 15Ml Low Form Crucibles, Are Intended As Replacement Lids For Our Porcelain Crucibles With Lids. They Are Uniform, Dense, Have Stable Mechanical Strength, And Have Little Permeability, When Properly Used, Glazed Pieces Withstand Temp
Watch Glass/ Cover Lid for Beakers and Flasks/ Evaporation Dish, Polished with Ground Edges for safe handling, Material: glass, Quality glass, The 2.0mm glass thick construction resists shattering, Can hold small samples to use under a low-power microscope, 4in (10cm) in diameter