SPE columns, CHROMABOND HR-XA, 85 µm, 3 mL/200 mg [202670][MICROLAB] 23564-06-9

23564-06-9

4-Aminophenol

Benthiocarb

Macherey Nagel - Dip and Read Tests for more than 40 substances

1000ug/mL LUTETIUM 500mL

SPE columns, CHROMABOND HR-XA, 85 µm, 3 mL/200 mg [202670][MICROLAB] 23564-06-9State of the art spherical polymer for highest demands in solid phase extraction. PS DVB copolymer with quaternary ammonium modification for mixed mode SPE with strong anion exchange and reversed phase properties (MAX). Exchange capacity 0. 25 meq g, pKa ~ 18 and RP capacity 350 mg g (caffeine in water). High purity material with ideal flow properties and highest reproducibility. Allows highest reproducibility with extremely low blind values due to an