Buchi c850 automated combination flash/prep HPLC - Reveleris® Sampling pump with flow rates from 0.1- 100ml/min; back pressure regulator, tubing and fittings 2. 6 flow rack for large batch, and 8 flow rack for large batches , feed tubes can be placed into carboys or 55 gallon barrels 3. Pure Dry Air Supply unit, incl. power box 4. Adv. adapter kit flash/prep 5. 4 Way Injection/Purge Device 6. Pure cartridge holder XL , Cartridge holder for cartridges 800g to 3000g 7. 1 flash prep select 4 gram column 8. A few various other sizes of flash and prep columns.