SPE polypropylene column CHROMABOND® NAN, 400/1400/400 mg, 50 stuks

SPE-Polypropylene column CHROMABOND® NAN, 3ml vol.,abs. weight 400/1400/400mg Enrichment of PCBs from sludgeSpecial combination phase: N: sodium sulphate for removal of trace water A: SiOH/AgNO3 phase for removal of sulphur, sulphur-containing and polar compounds Recommended application: extraction of PCBs from sludge