SPEX

SPEX CertiPrep are a manufacturer of Certified Reference Materials (CRMs) and Calibration Standards offering a full range of Inorganic and Organic CRMs. Certified to ISO 9001:2015, ISO/IEC 17025:2017 and ISO 17034:2016.

They offer an unparalleled selection of products:

INORGANIC STANDARDS

Wide range of inorganic standards for ICP and ICP-MS analysis including the Assurance® and Claritas PPT® brands. Custom Inorganic Standards are also available.

ORGANIC STANDARDS

Full line of Organic Standards for GC, GC/MS, LC and LC/MS that can be used in laboratories around the world.