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Internal Standard - Pure analyte(s) added to a sample
6-Hydroxy-2-naphthylacetic acid
n-Butyl 2-ethylhexyl phthalate
Diisononyl phthalate in mixture with C8-10-branched alkyl o-phthalate
Volume 5 µL Syringe Type Microliter Syringe Series 7000 Termination Knurled Hub (KH) Needle Knurled Hub (KH) Gauge 24 gauge Point Style 2 Needle Length 2
SPE columns, CHROMABOND Easy, 80 µm, 3 mL/200 mg 4450 Internal Standard - Pure analyte(s)Polar modified polystyrene divinylbenzene copolymer with a weak anion exchanger in SPE columns. Due to bifunctional modification much more hydrophilic than conventional polystyrene divinylbenzene polymers. The Easy effect without preconditioning and easily wettable with water. Technical Data Downloads Macherey Nagel Chromatography Catalogue
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