ELUFIX columns, 10g Florisil & 2g Na2SO4, pk/30 Back Catalog number: 9372 Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 12792 DONeX, SPE Clean-up Cartridge for DONAnalysis,25ks Price on request 9375 ELUFIX columns, 1g Florisil & 1g Na2SO4, pk/50 Price on request 13346 OtaCLEAN SMART, Ochratoxin A, 100pcs Price on request