Three neck adapters, DURAN^® tubing

Three neck round bottom flasks, side necks parallel, DURAN^®

Three-layer septa for GC inlet

Three-neck round bottom flasks with standard ground joint, borosilicate glass 3.3, angled side necks

Three-neck round bottom flasks with standard ground joint, borosilicate glass 3.3, parallel side necks

Three-neck round-bottom flasks, side necks angled, DURAN^®

Three-piece funnels, Hartley-type

Three-prong clamp

Three-prong clamp, flexible with bosshead, zinc die casting