Reflux condenser, ST19/26 Reflux condenser, ST14/23 (with 2 GL14 connectors for coolant) 50 mL dropping funnel, ST14/23 (with PTFE stopcock and pressure equalizing tube) Reflux condenser, ST19/26 Reflux condenser, ST10/19 (with GL14 connectors for coolant and septum)