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LC/MS

SPEX SamplePREP

Our Brands Cole Parmer (formerly SPEX SamplePrep, LLC) was founded in 1954 to manufacture superior sample preparation equipment and supplies for spectroscopists. SPEX SamplePrep equipment is used to prepare samples for a wide range of analytical technologies, including XRF, ICP, GC-MS and PCR. As the industry standard for reliability and durability in the laboratory, SPEX […]

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SpexCertiPrep

Our Brands SPEX CertiPrep was founded in 1954 to provide superior certified reference materials and sample preparation equipment for analytical spectroscopy.  SPEX CertiPrep offers an unparalleled selection of inorganic standards for AA, ICP, ICP/MS and LC-ICP/MS; and organic standards for GC, GC/MS, LC and LC/MS. are SPEX CertiPrep offers customized standards as well to meet

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