Class A Amber Volumetric Flask with PE Stopper and QR Code, 20mL, Borosilicate 3.3 Glass Sensors_Vernier Sensors this Class B borosilicate volumetric

this Class B borosilicate volumetric flask set ships with glass stoppers and ASTM-E288-compliant calibration marks

25 inches tall for separating liquid mixtures by boiling point differences

Nylon-bearinged 6mm steel line shaft with a 56mm aluminum V-pulley at one end and a cord anchoring collar at the other

the strongly curved surface (R=100mm) producing magnified real images for image-formation experiments

Cast iron five-piece stackable slotted mass set combining a 5 kg

Class A Amber Volumetric Flask with PE Stopper and QR Code, 20mL, Borosilicate 3.3 Glass Sensors_Vernier Sensors this Class B borosilicate volumetricClass A amber volumetric flask in borosilicate glass holds 20mL with PE stopper for light sensitive reagent precision volumetric measurement.