behrotest ^® column elution unit for the elution of soil samples

Column elution unit in acc. with the LUA recommendation with 4-channel hose pump with controllable speed. The unit consists of :

• Assembly stand for the system
• Controllable 4-channel hose pump with fixed speed
• Storage vessel, 20 l
• 4 elution columns, internal diameter 6 cm, 32 cm long, with 2 screwed joints (GL 45, with PTFE inserts) for simple filling of the columns
• 4 collection bottles for the column eluate, 2 l, with screwed joint (GL 45) and deaeration
• Supply tube made of TYGON and PVC, with non-return valve in the supply to the column
• PTFE tubes between columns and collection vessels
• Flow rate 0.003 to 35 ml/min
• Range of speed 2 to 100 min-1
• Simultaneous control of all 4 channels