Shop kits that include SPEX CertiPrep standards and Fisher Chemical acids for heavy metals and minerals testing.
Shop matrix-matched standards designed for industrial hygiene and air monitoring programs.
Let SPEX CertiPrep save you time. Our chemists can design the most compatible standards for your lab.
SPEX CertiPrep is an accredited reference material producer of organics, buffers and standards.
SPEX CertiPrep chemists can save you time by creating custom organic or inorganic standards that meet your specifications.
Let SPEX CertiPrep inorganic reference materials keep your pharmaceutical lab USP-/ICH-compliant.
Prepare oxides, sulfides, fluorides, feroalloys and other metals with no dust to clog your instruments.
Over 2,000 different single-component standards or custom designs make pesticide testing easier.
About SPEX CertiPrep
Founded in 1954, SPEX CertiPrep is a leading manufacturer of certified reference materials (CRMs) and calibration standards for analytical spectroscopy and chromatography. It offers a full range of inorganic and organic CRMs. SPEX CertiPrep is certified by DQS to ISO 9001:2015 and accredited by A2LA to ISO/IEC 17025:2017 and ISO 17034:2016. The scope of its accreditation is the most comprehensive in the industry and encompasses all its manufactured products.