功能

• A screw port cap with 2~4 GL-14 screw ports added to the GL-45 standard screw port cap has been made into a module. Screw jars can be d in solvent (liquid and gas) containers and waste liquid containers for automatic analysis such as HPLC, GC and titration. It can also be d in conventional screw hole bottles, so it can be d in various combinations depending on the application.