Components and products for chromatography, namely, porous polymeric filtration media, cartridges, microplates, and glass or plastic vials and enclosures used in lab-based analytical sample preparation and liquid handling equipment in the nature of HPLC auto samplers, GC auto samplers, Sample preparation SPE cartridges and SPE microplates; Products for environmental analysis, namely, replacement and repair parts for automated instruments used in laboratory analysis of detecting contamination ...

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