SPE columns, CHROMABOND SiOH-H₂SO₄/SA, 45 µm, 3 mL/500/500 mg [7746-05][MICROLAB] 5-Hexachlorobiphenyl

5-Hexachlorobiphenyl

Di-n-butyl phosphate

Ammonium - bright yellow → blue

QCP-MTL-20ML

this secures 100% sample recovery and thus greater accuracy

SPE columns, CHROMABOND SiOH-H₂SO₄/SA, 45 µm, 3 mL/500/500 mg [7746-05][MICROLAB] 5-HexachlorobiphenylCombination phase for SPE of PCBs from oil with reference to German industrial standard DIN 51527, part 1. HSO impregnated silica gel phase for oxidation of accompanying compounds to ionic and or polar compounds with strongly acidic cation exchanger (SA), based on silica gel with benzenesulfonic acid modification for removal of ionic and sulfur containing compounds. Technical Data Downloads Macherey Nagel Chromatography Catalogue