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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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Glucose-Glutamic Acid Solution, BOD, 500ml
Item number 4401-GGABULK-500
53.00 53.0 USD
GCMS Mix 1: 25 Compounds, 50 mg/L 4 x 1 mL
Item number Z-131116-06-4PAK
1,006.00 1006.0 USD
ICP-MS Blank, 5% HNO3
Item number 4400-010149
0.0 USD
Dilution, Rhodium (Rh), HCl, 100ppm, 100mL
Item number 4400-100PPM442-100
610.00 610.0 USD
243.00 243.0 USD
231.00 231.0 USD
Ion Chromatography Standard, Cyanide
Choose from 100 µg/mL and 1,000 µg/mL concentrations.
158.00 158.0 USD
Fipronil Solution, 100 mg/L, 1 ml
Item number Z-032048-03
78.00 78.0 USD
106.00 106.0 USD
106.00 106.0 USD
54.00 54.0 USD
82.00 82.0 USD
Dilution, Phosphorus (P-PO4), 25PPM, 1L, H20
Item number 4400-25PPM391-1000
214.00 214.0 USD
Dilution, Phosphorus (P-PO4), 200PPM, 1L, H20
Item number 4400-200PPM391-1000
214.00 214.0 USD
23.00 23.0 USD
ICP-OES VIS Wave Cal Sol, 250mL
Item number 4400-010124-250
234.00 234.0 USD