ULTECHNOVO 4pcs Thickened Heat Resistant Watch Glass Set 60mm 75mm 90mm 100mm Laboratory Beaker Covers Chemistry Glass Equipment for School and College Labs
Chemistry glass equipment--the price is favorable and the service life is long,Thickened Watch Glass
Beaker cover--durable glass, can resist corrosion,Accessories
Watch glass--the price is favorable and the material of choice for the laboratory,Chemistry Glass Equipment
Multifunctional: can be used as an evaporating dish, can be used as a lid, can be used as a container, can be used as a carrier,evaporating dish covers,Chemistry Glass Equipment
Laboratory glass equipment--cover evaporating dish or beaker to prevent from falling into,Chemistry Glass Equipment