DURAN® Hexagonal Stopper flat, diamond-ground

DURAN® Hexagonal Stopper, flat, diamond-ground, NS 12/21DURAN® hexagonal hollow plugs are used for sealing laboratory equipment such as volumetric flasks, mixing cylinders, ground joint flasks, etc. DURAN® hexagonal hollow plugs are available in 2 standard versions - pointed - flat - Sizes analogous to DURAN® conical ground joints. Cut quality: DG = Diamond GroundFeatures and Benefits:FlatDiamond-groundhollow glass stopperApplication: Closure of vessels with standard ground joints more