The big size 5000ml conical shaped filtering flask is without side tube.It has ground joint mouth 40/38.Designed for one part of Vacuum Filtration Apparatus.It is made of borosilicate glass.We also have other sizes from 250ml-20000ml.
Soxhlet extractor apparatus includes flat bottom flask,extraction tube,allihn condenser. It is made of borosilicate glass.Also made by hand blowing.We can accept customized apparatus. Some special sizes are not shown on the catalogue,please consult with me online for checking.
Glass material: high borosilicate glass 3.3, Ground glass joints are used in laboratories to quickly and easily fit leak-tight apparatus together from commonly available parts.