Engineered to maintain reliability in process-driven workflows, the DURAN® Messkolben, Blue Scale, Class A, USP-conform, Single Certificate, with a Ring Mark, PE Stopper, NS 10/19, 25 mL flask is a precision instrument designed for volumetric analysis. Crafted from borosilicate glass 3.3, this flask boasts a standard ground neck and an inner diameter of 9 mm, ensuring accurate measurements. With a tolerance of ± 0.03 mL, it adheres to stringent quality standards, making it suitable for lab environments that demand precision. This flask features a PE stopper and an NS 10/19 ground joint, offering versatile compatibility with other lab equipment.

• Category: Volumetric Flasks Class A
• Neck type: standard ground
• Lid material: PE
• Brand: DURAN®
• Inner diameter [mm]: 9
• Ground joint [NS]: 10 / 19
• Height [mm]: 110
• Material: borosilicate glass 3.3
• Volume [ml]: 25
• Thread: no indication
• UNSPSC 13.5: 41101515
• Tolerance ± [ml]: 0.03
• Outer diameter [mm]: 40