Produced for stability across temperature-sensitive applications, the DURAN® Volumetric Flasks Class A offer precise measurements in laboratory settings. With a volume capacity of 20 milliliters, these flasks are ideal for quantitative lab work, ensuring accuracy in volumetric analysis. Crafted from borosilicate glass 3.3, they exhibit excellent resistance to thermal shock and chemical corrosion. Featuring a standard ground neck and a PE stopper, this flask adheres to the UNSPSC 13.5 classification for laboratory equipment and consumables.

• Category: Volumetric Flasks Class A
• Lid material: PE
• Inner diameter [mm]: 9
• Height [mm]: 110
• Tolerance ± [ml]: 0.04
• Brand: DURAN®
• Volume [ml]: 20
• UNSPSC 13.5: 41101515
• Material: borosilicate glass 3.3
• Ground joint [NS]: 10 / 19
• Neck type: standard ground
• Outer diameter [mm]: 39
• Thread: no indication