Snap ring/crimp neck vial, N 11, 11.6x32.0 mm, 0.3 mL, inner cone, PP tr. Technical data Learn more Downloads Plastic vials are used in ion chromatography, for heavy metal analysis, for polar (e.g. proteins) or pH-sensitive samples and AAS, CE applications. In combination with closure 702403 (fluorine-free) recommended for PFAS analysis.