Cope-LLG Catalogue 2018

980 8. Liquid Handling Dispensing/Bottletop dispensers GENERAL CATALOGUE EDITION 20 E & OE. Bottle top dispenser VITLAB ® genius² With recirculation valve and calibration mechanism. - Quick, easy and precise volume adjustment due to interior scalloped track and practical screw mechanism - Innovative recirculation valve avoids reagent waste - No drips after tube has been capped - Easy calibration adjustment - High-quality materials (PTFE, PFA, FEP, borosilicate glass, platinum-iridium) ensure good chemical resistance to most acids, solvents and bases - A positive displacement plunger with PFA seal minimizes the crystallization of liquids and therefore the possibility of the plunger jamming - Easy to dismantle for cleaning, no tools necessary - Completely autoclavable at 121 °C - Can be rotated 360° on bottle - Certificate of conformity according to DIN 12600 DE-M marked - Margin of error according to DIN EN ISO 8655-5 - With recirculation valve and calibration mechanism - With GL 45 thread - With screwable discharge valve Items supplied: 3 respectively 5 threaded adapters*made of PP (see chart), 1 telescopic filling tube (200 to 350 mm), 1 mounting tool, operation manual, quality certificate stating all test values 1 VITLAB Volume Grad. Accuracy max. vol. Precision max. vol. PK Cat. No. ml ml ( ≤ ± R%) ( ≤ CV%) 0.2 - 2 0.5 - 5 1 - 10 2.5 - 25 5 - 50 10 - 100 0.05 0.10 0.20 0.50 1 1 0.5** 0.5** 0.5** 0.5** 0.5** 0.5** 0.1 0.1 0.1 0.1 0.1 0.1 1 1 1 1 1 1 6.283 976 6.283 977 6.283 978 6.283 979 6.283 980 6.283 981 * Nominal volume 1 - 10 ml: with adapters GL 25, GL 28, GL 32, GL 38, S 40 and telescopic intake tube (length 125 - 240 mm). Nominal vollume 25 - 100 ml: with adapters GL 32, GL 38, S 40 and telescopic intake tube (length 170 - 330 mm). **Accuracy and Coefficient of variation according to DIN EN ISO 8655-5 1 Dispensers, bottle-top, POLYFIX ® For dispensing of all chemicals, where polypropylene is resistant. With glass dispensing barrel. Valve block not detachable for safety reasons. - conformity-certified - ergonomically designed plunger handle for comfortable operation - user-friendly, volume setting with easy movement and rotatable fine adjustment - PP valve block (GL32) with FIX adapter which aligns the dispenser on the bottle. Supplied with 2 x PP bottle adapters (GL40 and GL45). 2 Poulten & Graf 2 Description Volume Graduations Accuracy max. vol. Precision max. vol. PK Cat. No. ml ml ( ≤ ± R%) ( ≤ CV%) with glass piston and clear glass cylinder* with glass piston and clear glass cylinder* with PTFE-coated piston and clear glass cylinder** with PTFE-coated piston and clear glass cylinder** with glass piston and amber dosing cylinder*** with glass piston and amber dosing cylinder*** 2 - 10 10 - 50 2 - 10 10 - 50 2 - 10 10 - 50 0.2 1.0 0.2 1.0 0.2 1.0 0.6 0.6 0.6 0.6 0.6 0.6 0.2 0.2 0.2 0.2 0.2 0.2 1 1 1 1 1 1 9.283 800 9.283 810 9.283 801 9.283 802 9.283 803 9.283 804 * For dosing of aqueous media **For dosing of weak acids and bases ***For dispensing light sensitive liquids