Lab Bench Tools – Units of Measurement

SPEX CertiPrep has developed Lab Bench Tools as a resource for you, our customer. Check out our Units of Measure tool below for information on various conversion equivalences.



Making You Feel Like You’re On Top of the World!


At SPEX CertiPrep, we go above and beyond to make you our priority!

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 with 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

Contact is today for all of your Certified Reference Material needs at 1.800.LAB.SPEX or email at

Decrease Your Waste and Save Your Space!


30 mL Plasma Shots® for ICP-MS and ICP

  • No excess toss
  • Volume accommodates infrequent analysis
  • 1/3 the price of larger volume standards
  • No hazardous shipping or disposal fees
  • Hazardous goods in excepted quantities
  • Ease of shipping
  • Custom packaging

Interested in our 30 mL Plasma Shots for your lab? Contact us today at 1.800.LAB.SPEX or email at

For additional product details, please visit

From Aluminum to Zirconium We’ve Got You Covered


30 mL Plasma Shots® for ICP-MS and ICP
Perfectly sized 30 mL Single Element Certified Reference Materials for ICP-MS and ICP

SPEX CertiPrep now offers 30 mL Plasma Shots for ICP-MS and ICP grade single element Certified Reference Materials. These 30 mL products deliver the same great SPEX CertiPrep quality in a smaller volume so you will have less waste.

With the added benefits of same day shipping and no hazardous shipping costs, these 30 mL Assurance® and Claritas PPT® CRMs offer accreditation by A2LA to ISO/IEC 17025 and ISO Guide 34.

Interested in custom 30 mL single element CRMs for ICP-MS or ICP? They are available with a minimum order order quantity of 3. Contact us today at 1.800.LAB.SPEX or email at

For additional product information, please visit