PRICES MAY VARY. Multiple Sizes: Include 1pc cleaning brush + 3pcs labware flasks in varying capacities. 50ml/1.7oz - 1.96in(50mm) x 3.54in(90mm); 150ml/5oz - 2.75in(70mm) x 4.53in(115mm); 250ml/8.45oz - 3.26in(83mm) x 5.51in(140mm), ensuring you have the right size for any tasks. Premium Material: Type I requirements, Type 1 Class A 3.3 Borosilicate Glass, ASTM Specification E960. Heavy-duty rim, narrow mouth, printed graduation and large label area, erlenmeyer flasks are durability and…