StonyLab Vacuum Flow Control Adapter with PTFE Stopcock, 24/40 Joint and Bent Hose Connection for Lab Supply

StonyLab Vacuum Flow Control Adapter with PTFE Stopcock, 24/40 Joint and Bent Hose Connection for Lab Supply

StonyLab Thermometer Inlet Adapter with 24/40 Inner Joint, 80mm Height, for Distillation Apparatus

stonylab Pressure Equalizing Graduated Addition Funnel, Borosilicate Glass Dropping Funnel 24/40 Joint 50 ml with PTFE Stopcock for Laboratory (50 ml)