Autoclavable: yes. Properties: Ergonomic design with colour-code system Resistant to abrasion, UV radiation, acids and acid vapours Valve block without metal springs; no contamination of the dispensed liquid Quick volume adjustment with easy action and additional rotatable fine adjustment Visually recognisable dosing direction Screws directly onto bottle with thread GL 32 Easy to dismantle and clean Conformity testing acc. to DIN EN ISO 8655-5 Dispenser FORTUNA ® OPTIFIX ® SAFETY S For dispensing fuming acids and other aggressive chemicals as well as odorous liquids.Plastic-coated, glass dispensing cylinder. Dosing cylinder made of glass, PTFE-coated with sealing lip.With safety stopcock on the discharge tube and an additional safety valve in the ventilation channel. Delivery incl. PTFE intake hose and two PTFE thread adapters.