For dispensing strong fuming acids and very abrasive liquids. With safety stopcock and additional safety valve in the ventilation tube, with PTFE-encased dispensing piston with sealing lip, FIX adaptor made of solid PTFE, incl. 2 PTFE adapters GL 40 and 45 and 1 PTFE intake tube, no metal springs, outstanding performance for many years.
Item added to basket.
Poulten & Graf FORTUNA® OPTIFIX® SAFETY S Bottle Top Dispensers