●Graham condenser is used for distillation and reflux apparatus, working with distillation flasks and bent adapters to condense vapors and liquid droplets ●Glass Graham condenser; 24/40 joint on the top and bottom ●Made of high quality glass; maximum withstand temperature 200°C ●200mm in jacket length; hose fittings for 8mm I.D. hoses ●StonyLab ensures high quality products and premium customer service; if received damaged, please contact us immediately; we will solve it until satisfied