Your Science Is Our Passion

SPEX CertiPrep

 has been servicing the scientific community since 1954. We are a leading manufacturer of Certified Reference Materials (CRMs) and Calibration Standards for Analytical Spectroscopy and Chromatography. We offer a full range of Inorganic and Organic CRMs. We are certified by DQS to ISO 9001:2015 and are proud to be accredited by A2LA to ISO/IEC 17025:2017 and ISO 17034:2016. The scope of our accreditation is the most comprehensive in the industry and encompasses all our manufactured products.

Upcoming Events

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AOCS Annual Meeting
May 05, 2019 – May 08, 2019
St Louis, Missouri
May 05, 2019 – May 08, 2019
May 07, 2019
Manhattan, KS
Canadian Trace Organic Workshop
May 12, 2019 – May 14, 2019
Edmonton, AB
Spring FSEA
May 22, 2019 – May 24, 2019
Clearwater Beach, FL
ASMS 66th Conference
Jun 02, 2019 – Jun 06, 2019
Atlanta, GA
Jun 26, 2019 – Jun 27, 2019
Basel, Switzerland
Jul 21, 2019 – Jul 24, 2019
Naples, FL
Aug 05, 2019 – Aug 09, 2019
Jacksonville, FL
Sep 03, 2019 – Sep 05, 2019
Manchester, UK
Cannabis Science Conference - West
Sep 04, 2019 – Sep 06, 2019
Portland, OR
AOAC International
Sep 08, 2019 – Sep 11, 2019
Denver, CO
Internatioinal Proficiency Testing
Sep 10, 2019 – Sep 13, 2019
ACIL Annual Meeting
Oct 08, 2019 – Oct 11, 2019
Nashville, TN
Gulf Coast Conference
Oct 15, 2019 – Oct 16, 2019
Galveston, TX
Oct 21, 2019 – Oct 24, 2019
Minneapolis, MN
Nov 05, 2019 – Nov 08, 2019
Prague, Czech Republic

Featured Videos

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SPEX CertiPrep Cannabis Standards
SPEX CertiPrep offers ISO/IEC 17025 and ISO 17034 Certified Cannabis Standards. Cannabis Standards are offered for Residual Solvents, Pesticides, Terpenes and Heavy Metals.
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SPEX CertiPrep Inorganic and Organic CRMs
SPEX CertiPrep has been servicing the scientific community since 1954. We are a leading manufacturer of Certified Reference Materials (CRMs) and Calibration Standards for Analytical...
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SPEX CertiPrep Pesticide Standards
Now available, SPEX CertiPrep premixed pesticide multi-compound CRMs. Want all 144 top pesticides? We have the kit containing all of the compounds. Pesticide residue analysis...
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Arsenic and Old Lace Wings
Pesticides are now a daily part of our world from the anti-bacterial soaps we use to the commercial pesticides that are applied to our food....
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Latest News

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Patricia Atkins, Senior Application Scientist, published in AOAC International
Posted 4/4/2019 | Sample Processing and Preparation Considerations for Solid Cannabis Products Background: The nascent cannabis industry is often challenged by a lack of guidance, unproven methodologies and conflicting legal...
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Introducing SPEX Speaks Science Podcast
Posted 1/22/2019 | SPEX Speaks Science is the bi-weekly podcast presented by SPEX CertiPrep. Hosted by Senior Applications Scientist, Patricia Atkins, SPEX Speaks Science looks to deliver informative...
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Patricia Atkins New Tech Tip Tuesday with Emerald Scientific
Posted 9/28/2018 | Understand Pesticides and their Analytical Challenges to the Cannabis Industry Pesticides are now a daily part of our world, from the anti-bacterial soaps we...
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SPEX CertiPrep hosts the New Jersey Bipartisan Legislative Manufacturing Caucus Hearing
Posted 8/15/2018 | On Tuesday, August 14, 2018 SPEX CertiPrep hosted the New Jersey Bipartisan Legislative Manufacturing Caucus Hearing. NJMEP has been working closely with...
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Save 15% when you enter promo code SPRING15-16
on your next online order of $100 or more

  • Promo code valid on Organic and Inorganic products.
  • Minimum order amount is $100
  • Must enter promo code SPRING15-16 when ordering.
  • Valid on direct, US orders only.
  • Not valid on Flux, Oil Standards and ERA QC Samples.

Not valid with any other promotions. One per customer. Offer expires 6/15/2016.