Developed for demanding processing applications, the Duran® Messkolben, Blue Scale, Class A, USP-conform, Single Certificate, with a Ring Mark, PE Stopper, NS 14/23, 250 mL offers precision and accuracy in measuring specific liquid volumes. Crafted from borosilicate glass 3.3, this volumetric flask boasts a standard ground neck type, ensuring compatibility with various lab equipment. With a tolerance of ± 0.12 mL, this flask guarantees high precision in quantitative laboratory work. Its inner diameter measures 15.5 mm, while its outer diameter is 80 mm, providing ample space for handling and pouring. This flask adheres to the UNSPSC 13.5 classification for lab equipment and consumables.

• Category: Volumetric Flasks Class A
• Tolerance ± [ml]: 0.12
• Thread: no indication
• Material: borosilicate glass 3.3
• Lid material: PE
• Neck type: standard ground
• Brand: DURAN®
• Inner diameter [mm]: 15.5
• Volume [ml]: 250
• Ground joint [NS]: 14 / 23
• UNSPSC 13.5: 41101515
• Outer diameter [mm]: 80
• Height [mm]: 210