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Reference Standards


Peak Performance™ certified reference standards

Standardize Your Standards

CPI International provides a comprehensive portfolio of reference materials and standards to support analytical testing across industries. From inorganic and organic standards to cannabis, food safety, microbiology, and environmental solutions, our selection of standards is designed to meet the diverse needs of modern laboratories.

  • Certified Reference Materials (CRMs): Produced in ISO 17034–accredited facilities for accuracy and traceability.
  • Reference Materials (RMs): Manufactured and tested in ISO/IEC 17025–accredited laboratories.
  • Application-Specific Standards: Covering spectroscopy, chromatography, mass spectrometry, microbiology, and wet chemistry methods.
  • Custom Standards: Tailored formulations to reduce workload, improve efficiency, and support regulatory compliance in your industry.

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Cedrol Solution, 1000 mg/L, 5 x 1 mL
Item number Z-037053-06-5PAK
123.00 123.0 USD
Conductivity Standard 718 µS/cm
Choose from 500mL and 4L options.
19.00 19.0 USD
Conductivity Standard 1,000 µS/cm
Choose from 500mL, 1L, 4L, 10L, and 20L options.
20.00 20.0 USD
177.00 177.0 USD
1,436.00 1436.0 USD
Buffer Solution, pH 11.00, Colorless
Choose from 500mL, 1L, 4L, 10L, and 20L options.
20.00 20.0 USD
2,150.00 2150.0 USD
2,295.00 2295.0 USD
2,834.00 2834.0 USD
146.00 146.0 USD
910.00 910.0 USD
444.00 444.0 USD
415.00 415.0 USD
149.00 149.0 USD
783.00 783.0 USD
Custom VOC Mix, 11-1209, 1000 mg/L, 4 x 1 ml
Item number Z-121209-01-4PAK
449.00 449.0 USD