Watch Glasses
PYREX™ Watch Glasses with Fire-Polished Edges 
Molded for table stacking
Fisherbrand™ PTFE Watch Glasses
Inert to all materials except molten alkali metals.
Saint-Gobain Chemware™ PTFE Watch Glasses
Used for weighing, crystallization, and drying
DWK Life Sciences DURAN™ Watch Glass Dish with Fused Rim
Watch Glass Dish with Fused Rim
Syracuse Watch Glasses 
Easily stackable watch glasses.
PYREX™ Watch Glasses 
Heavy walls and uniform fire-polished edges for strength.
United Scientific Supplies Watch Glasses 
For covering boiling solutions.
Dynalon™ Polypropylene Watch Glasses 
Allow closer observation of precipitates.
Eisco™ Watch Glasses 
Range of different diameters.
Fisherbrand™ PTFE Watch Glasses 
Inert to all materials except molten alkali metals.
GSC Go Science Crazy Cover Plates 
Used to cover beaker and flasks. GSC International Cover Plates are made of glass.