38-400 White P/P Continuous Thread Closure, F217 Land Ribbed Skirt, Mat/Stipple Top, Tricorbraun, Mfr#: 006561$0.12+
Laboratory Grade Rubber Stoppers w/Hole, Black SBR Rubber, Size #10, 50 x 42 x 25mm, 7PK, United Scientific, Mfr#: 259150H-10$46.45+
Wheaton® 11mm Crimp Seal, Aluminum Blue, PTFE/Silicone/PTFE, Case of 1000, Cp Lab Safety., Mfr#: 224231-05$1,411.99+
24-414 White P/P Continuous Thread Closure, F217 Land Ribbed Skirt, Mat/Stipple Top, Tricorbraun, Mfr#: 042256$0.07+
20-400 Black P/P Dropper Assembly Closure, Black Rubber Bulb, 7X75Mm Glass Straight Tip Pipette, Tricorbraun, Mfr#: 001003$0.55+