Bottle Top Dispensers, Dispensette® Brand Conformity certified, with performance certificate
u Choice of — Fixed volume:
2 sizes 5ml or 10ml
— Variable volume: 7 sizes from 0.05ml to 100ml. Continuous volume adjustment by pointer — Variable digital: 5 sizes from 0.2 to 50ml. Easy to read digital volume display and calibration adjustment — Organic:
— HF:
Built-in features u Calibration adjustment on all models to comply with ISO9000 and GLP requirements u Reagents in contact with chemically inert materials only u TPX®
4 sizes of adjustable volume from 0.5 to 50ml. Ideal for organic solvents including chlorinated and fluorinated hydrocarbons, concentrated acids, TFA (trifluoroacetic acid), THF (tetrahydrofuran) and peroxides
Adjustable volume 1ml to 10ml. Ceramic piston cylinder and ball valves for dispensing hydrofluoric acid
Dispensers III
protective sleeve around the glass cylinder (HF model has a ceramic cylinder) to reduce breakage hazards
u Safety discharge valve restricts reagent flow when the discharge tube is not secured properly u Optional SafetyPrime™ valve on the discharge tube allows reagent to be channelled back into the reservoir during priming to avoid ‘spitting’ u Multi-layered PFA plunger coating for smoother operation and better chemical resistance u Locking sleeve supports full length of discharge tube for stability during dispensing and screwthread safety cap reduces risk of reagent splashing u Telescopic, FEP filling tube self-adjusts to the depth of the reservoir bottle
u Valve block rotatable 360˚ to allow the reservoir label to be viewed comfortably by facing the user and dispenser fascia and discharge tube can be independently rotated on the reservoir neck for maximum convenience in use
u All models can be steam sterilised at 121°C (2 bar for 20 minutes)