Complete TRS21S Gen III Upgraded Rebuild Kit Xtra Cold Trap Raschig rings are pieces of

Raschig rings are pieces of tube used in large numbers as a packed bed within columns for distillation

before and after use

Sulfuric Acid 50% (only up to 70°F)

exercise caution when using acetone

This should be done using a funnel

Complete TRS21S Gen III Upgraded Rebuild Kit Xtra Cold Trap Raschig rings are pieces ofThis upgraded rebuild kit contains everything you need to rebuild your TRS21 recovery pump and give a needed upgrade through improved seals, pistons, and O rings. This upgrade kit can be used for the following recovery pump: CPS TRS21 Anti spark explosion pump This Kit includes the follow items: Upgraded Cylinder Replacement kit with Viton O rings and Shims Upgraded Gen III 2 pc. SS Connecting Rod Assembly Upgraded 2 Cylinder . 5" stroke Eccentric