Sartorius 93IEXQ42GB-12--A Sartobind® Lab Q Anion Exchange Membrane Absorbers, 0.41ml Bed Volume , 4 Absorbers/Unit - 08-047 | Genesee Scientific Sartorius 93IEXQ42GB-12--A Sartobind® Lab Q Anion Exchange Membrane Absorbers, 0.41ml Bed Volume , 4 Absorbers/Unit - 08-047 | Genesee Scientific