Vial category: Vial: Vial type: Crimp neck vial: Nominal diameter: N 20: Vial material: Clear glass, 1st hydrolytic class glass: Vial dimensions: 22.5 mm x 75.5 mm: Vial diameter: 22.5 mm: Vial height: 75.5 mm: Usable volume: 20.0 mL: Writing patch: No: Silanized: No: Additional vial features: Flat DIN crimp neck: Bottom shape of the vial: Rounded bottom: Recommended application(s) Headspace