Cope-LLG Catalogue 2018

642 6. Distillation, separation, filtration Distillation, synthesis/Stopcocks and Valves GENERAL CATALOGUE EDITION 20 E & OE. Vacuum stopcocks, glass, Vendura-Nova Vendura-Nova DURAN ® . With PP safety device. Adjustable seal. Comprises of glass stopcock body, PTFE needle with sealing ring and FKM O-rings. Fine control gives precise flow metering. Available in straight or 90° angle patterns. Leak rate: <1 x 10 -6 mbar x l/s 1 DURAN Group Temperature resistant to with safety device: 140 °C without safety device: 180 °C Type Tube diam. Flow rate PK Cat. No. mm ml / min. straight straight straight 90° angle 90° angle 90° angle 9.0 10.0 10.0 9.0 10.0 10.0 0 to 2.5 0 to 4.0 0 to 6.0 0 to 2.5 0 to 4.0 0 to 6.0 1 1 1 1 1 1 9.117 002 9.117 003 9.117 004 9.117 012 9.117 013 9.117 014 1 Stopcocks, straight bore, with PTFE plug, borosilicate glass 3.3 Acc. to DIN 12541-1 and in addition to DIN standard, with PTFE plug and screwthread retaining device, one straight bore, material: borosilicate glass 3.3, leakage rate acc. to DIN 12540-1. 2 Lenz Description Bore NS DIN Material PK Cat. No. mm With PTFE key With PTFE key With PTFE key With PTFE key With PTFE key With PTFE key With PTFE key With PTFE key With PTFE key With PTFE key With PTFE key Spare key Spare key Spare key Spare key Spare key Spare key Spare key Spare key Spare key 1.5 2.5 2.5 4.0 4.0 6.0 6.0 8.0 10.0 1.5 2.5 1.5 2.5 2.5 4.0 4.0 6.0 6.0 8.0 10.0 12.5 12.5 14.5 14.5 18.8 18.8 21.5 24 29.2 12.5* 14.5* 12.5 12.5 14.5 14.5 18.8 18.8 21.5 24 29.2 DIN 12541-1 DIN 12541-1 DIN 12541-1 DIN 12541-1 DIN 12541-1 DIN 12541-1 DIN 12541-1 PTFE PTFE PTFE PTFE PTFE PTFE PTFE PTFE PTFE 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 9.115 631 6.070 033 9.115 648 9.115 634 9.115 635 6.222 868 9.115 637 9.115 638 9.115 639 9.115 632 9.115 633 7.072 146 6.306 550 6.801 361 6.306 551 7.018 955 7.630 235 7.603 864 7.657 006 6.266 985 * with capillary side arms. 2