Catálogo General de Material para Laboratorio

Continued on next page 426 FORTUNA UNIVERSAL ® OPTIFIX ® HF Dispensers 1 1 Dispensing cylinder made of pure PTFE. PTFE dispensing piston core, includes lip seal at piston end. A PTFE ball valve in the valve block breather channel prevents the escape of acidic vapor from the supply container. Use PTFE adapter only. Application: Specifically for hydrofluoric acid; suitable for all media that can be dosed with the OPTIFIX ® dispensers. Volume ml Graduation ml Order No. 1 – 5 0.1 10 30 10633 2 – 10 0.2 14 30 40000 5 – 30 0.5 14 30 40001 10 – 50 1.0 10 30 10648 Standard equipment on all models: Dispenser, without bottle, with one PTFE intake suction tube, 2 PTFE GL 40 adapters, GL 45 for SAFETY and HF models, or 2 adapters from PP for BASIC and SOLVENT models, in non-breakable single carton packaging. Conformity certified, a precision certificate listing accuracy and precision is included with every dispenser. 2 3 Dispenser FORTUNA ® POLYFIX ® , Poulten & Graf POLYFIX ® plastic dispensers with glass dispensing cylinder, coated with polypropylene (PP). For safety reasons, valve block unit cannot be removed. For dispensing of all media to which polypropylene is resistant. The range of POLYFIX ® dispensers has been extend- ed by two new models. Now, the POLYFIX ® dispenser will be available either with glass piston or PTFE-coated piston, or with clear glass or brown glass cylinder. FORTUNA ® POLYFIX ® dispenser with glass piston 2 Technical data: • Conformity certified • Manufactured acc. to DIN EN ISO 9001 • Precision dispensing piston made of glass • Precision glass cylinder, vacuum calibrated, plastic coated, visible dispensing operation • Finger guard cap of ergonomic design, resistant markings applied by high-tech laser method • Smooth and fast adjustment by sliding, fine adjustment for twisting, for left-handed and right-handed users • PP valve block. With the new FIX adapter you can turn the dispenser into any position required on the reagent bottle. • Application: For dispensing aqueous solutions and weak acids (for all media to which polopropylene is resistant) Volume ml Graduation ml Order No. 2 – 10 0.2 14 30 07038 10 – 50 1.0 14 30 07048 Replacement parts Version Valve block unit Spare flask Order No. Order No. glass flask, 10 ml 14 30 07538 14 30 07738 glass flask, 50 ml 14 30 07548 14 30 07748 FORTUNA ® POLYFIX ® Dispenser with PTFE-coated piston 3 As before, but with PTFE coated piston. Application: For dispensing of acids and alkaline solutions that do not attack polypropyl- ene. Volume ml Graduation ml Order No. 2 – 10 0.2 10 30 17138 10 – 50 1.0 10 30 17148 Replacement parts Version Valve block unit Spare flask Order No. Order No. PTFE coated flask, 10 ml 14 30 07538 10 30 17838 PTFE coated flask, 50 ml 14 30 07548 10 30 17848 Volumetry Dosing Devices