Tisch Scientific Snap Ring HPLC Autosampler Vials w/Micro-Insert, 0.3 mL, 11mm, Clear Plastic, 100 Pack, CV2038. Tisch 11mm snap ring vials have a volume of 0.3mL and eliminate the need for crimpers or decapping tools. Recommended for HPLC applications only. Important Ordering Information: Caps & septa sold separately.