Tisch Scientific Snap Ring HPLC Autosampler Vials w/Micro-Insert, 0.3 mL, 11mm, Clear Plastic, 100 Pack, CV2038. Regular Price $44.54 Price $38.73. Add to Cart. Tisch Scientific Snap Ring HPLC Autosampler Vials, 1.5 mL, 11 mm, Clear Glass w/Writing Patch, 100 Pack, CV1910. Regular Price $29.08 Price $25.29.