GL Sciences SPE Cartridge InertSep GC/SAX/PSA/SI, 500mg/500mg/500mg/500mg, 20ml, 20/PAK

InertSep GC/SAX/PSA/SI is a four layer SPE cartridge. GC has ability for the isolation removal of pigments and SAX, PSA and SI offer superior cleanup when conducting multi-residue pesticide analysis.