24\/40 Glass Oil Water Receiver Separator Essential oil distillation Kit Part Lab Specification: Capacity: 250ml Mouth diameter: 24\/40 Annealing Point: 560\u2103 Linear Coefficient of Expansion: 32×10-7\/\u2103 Softening Point: 820\u2103 Features: 24\/40,Oil Water Receiver Separator,Essential oil distillation kit Part Be made of G3.3 borosilicate glass. This borosilicate glass with low linear coefficient of expansion is ideal choice for fabricating laboratory glassware. Package included: 1x Oil Water Receiver Separator 1x Piston