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Your Science Is Our Passion


It's not only what we do, it's how we do it. We have been manufacturing Inorganic and Organic Certified Reference Materials and Calibration Standards for the Analytical Spectroscopy and Chromatography communities since 1954. Our passion for science and dedication to the analytical community drives us to go above and beyond for you. We want to provide you the customer experience you deserve and can rely on. We do this by making sure you are our priority in everything we do.



  • Over 60 years experience manufacturing Certified Reference Materials (CRMs)
  • Most comprehensive scope of accreditations and certifications in the industry
  • Selection of over 4,000 inventoried products
  • Stock products ship within 24 hours
  • Dedicated technical support to answer your CRM and lab questions
  • Custom standards manufactured upon request, based on your individual needs








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.