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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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BNA Surrogate Solution, 2000 mg/L, 1 ml
Item number Z-110004-07
67.00 67.0 USD
460.00 460.0 USD
68.00 68.0 USD
149.00 149.0 USD
Borneol Solution, 1000 mg/L, 5 x 1 mL
Item number Z-037039-06-5PAK
155.00 155.0 USD
26.00 26.0 USD
Buffer Solution, pH 10.00, Blue
Choose from 500mL, 1L, 4L, 10L and 20L options.
20.00 20.0 USD
Buffer Solution, pH 2.00, Colorless
Choose from 500mL, 1L, 4L, 10L and 20L options.
20.00 20.0 USD
Buffer Solution, pH 5.00, Colorless
Choose from 500mL, 1L, 4L, 10L and 20L options.
20.00 20.0 USD
Buffer Solution, pH 6.86, Colorless
Choose from 500mL, 1L, 4L, 10L and 20L options.
20.00 20.0 USD
Buffer Solution, pH 7.00, Colorless
Choose from 500mL, 1L, 4L, 10L and 20L options.
20.00 20.0 USD
Buffer Solution, pH 7.00, Yellow
Choose from 500mL, 1L, 4L, 10L, and 20L options.
20.00 20.0 USD
440.00 440.0 USD
243.00 243.0 USD
970.00 970.0 USD
460.00 460.0 USD
368.00 368.0 USD
563.00 563.0 USD
CLP Spike for GFAA, 5% HNO3, 250mL
Item number 4400-GFAA-SPIKE
118.00 118.0 USD