 | Amber automatic burettes |
 | DP 4000  DP 2300 |
 | Gas distribution tube laterally fused-on bowl with filter disc  Gas distribution tube centrally fused-on bowl with filter disc  Filter tubes, Allihn  Micro filter funnels  Filter funnels  Filter crucibles  Filter crucibles for dietary fibre extraction  Filter funnel, with filter disc |
 | HCL absorber for C.O.D. determination  Filter crucibles  Filter crucibles for dietary fibre extraction  Filter funnel, with filter disc |
 | Screws GL |
 | Chromatography-column with sintered glass disc (Porosity 0) and stopcock with PTFE key |
 | Tube gas collecting with straight stopcocks - PTFE key |
 | Gas syringe  Gas syringe with single way stopcock  Gas syringe with three-way stopcock |