ITEM NAME:Erlenmeyer Flask (50 ml) Description: Class A & High quality inert 3.3 borosilicate glass Heavy Duty Reusable It can be heated in a water bath or furnace. Scale clear, transparent bottle ASTM Specification E960, Type I requirements Package Includes: 1 x Erlenmeyer flasks SKU: DMO0011861651008733.Scale clear, transparent bottle. Class A & High quality inert 3.3 borosilicate glass. It can be heated in a water bath or furnace. SKU: DMO0011861651008733.