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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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2026 Variant Price List
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Reference Standards

[Z-131325-05-10] Custom Pesticide Mix, 10-95, 300 & 1200 mg/L, 2 x 5 mL
Custom Pesticide Mix, 10-95, 300 & 1200 mg/L, 2 x 5 mL
Item No.: Z-131325-05-10
$ 435.00 435.0 USD
[Z-131320-06-10] Custom Pesticide Mix, 4-92, 0.075 mg/L, 2 x 5 mL
Custom Pesticide Mix, 4-92, 0.075 mg/L, 2 x 5 mL
Item No.: Z-131320-06-10
$ 290.00 290.0 USD
[Z-122302-01] Custom 8260B LCS Solution, 73-1, 2,000 & 8,000 mg/L, 1 mL
Custom 8260B LCS Solution, 73-1, 2,000 & 8,000 mg/L, 1 mL
Item No.: Z-122302-01
$ 226.00 226.0 USD
[Z-151443-01-5PAK] Custom Flavonoid Mixture, 5 x 1 mL
Custom Flavonoid Mixture, 5 x 1 mL
Item No.: Z-151443-01-5PAK
$ 2,105.00 2105.0 USD
[Z-G34-125479-01-5PAK] Custom Residual Solvent Mix, 26-5479, Various Concentrations, 5 x 1 mL
Custom Residual Solvent Mix, 26-5479, Various Concentrations, 5 x 1 mL
$ 1,010.00 1010.0 USD
[Z-G34-136751-01-5PAK] Cali GC-MS Pesticide Mix, 7-6751, Various Concentrations, 5 x 1 mL
Cali GC-MS Pesticide Mix, 7-6751, Various Concentrations, 5 x 1 mL
$ 641.00 641.0 USD
[Z-G34-13CD04-01] Canada Cannabis Pesticide Mix 4
Canada Cannabis Pesticide Mix 4
Item No.: Z-G34-13CD04-01
$ 166.95 166.95 USD
[Z-G34-13CDP3-01] Canadian Pesticide Standard Mixture 3
Canadian Pesticide Standard Mixture 3
Item No.: Z-G34-156031-05-5PAK
$ 768.60 768.6 USD
[Z-G34-13CDP2-01] Canadian Pesticide Standard Mixture 2
Canadian Pesticide Standard Mixture 2
Item No.: Z-G34-13CDP2-01
$ 133.35 133.35 USD
[Z-030264-01] cis-Chlordane Solution, 100 mg/L, 1 mL (100 mg/L, 1 ml - (Z-030264-01))
cis-Chlordane Solution, 100 mg/L, 1 mL
0.0 USD
[4400-010055] Cannabis 8 Element Heavy Metals Kit, 2 x 100mL
Cannabis 8 Element Heavy Metals Kit, 2 x 100mL
$ 425.00 425.0 USD
[Z-136634-05-4PAK] Custom Pesticide Standard, 27-8, 100, 200, & 400 mg/L, 4 x 1 mL
Custom Pesticide Standard, 27-8, 100, 200, & 400 mg/L, 4 x 1 mL
Item No.: Z-136634-05-4PAK
$ 515.00 515.0 USD
[4400-INTR-SET] Complete Set of Interference Check Standards, 4 x 100 mL
Complete Set of Interference Check Standards, 4 x 100 mL
$ 1,376.00 1376.0 USD
[Z-131547-01] Custom Semivolatile Mix, 14-1547, 10 mg/L, 1 mL
Custom Semivolatile Mix, 14-1547, 10 mg/L, 1 mL
Item No.: Z-131547-01
$ 192.15 192.15 USD
[4400-ICAL2-100] Contract Laboratory Program (CLP) Instrument Calibration Standard #2
Contract Laboratory Program (CLP) Instrument Calibration Standard #2
$ 188.00 188.0 USD
[4400-010054] Cannabis Regulated Heavy Metals Kit, 4 x 100mL
Cannabis Regulated Heavy Metals Kit, 4 x 100mL
Item No.: 4400-010054
$ 802.00 802.0 USD
[DRE-A50000187AL] Cannabinoids Mixture 187, 5 analytes at 100 µg/mL in Acetonitrile
Cannabinoids Mixture 187, 5 analytes at 100 µg/mL in Acetonitrile
$ 230.00 230.0 USD
[4400-090829] Buffer Solution, pH 8.00, Colorless
Buffer Solution, pH 8.00, Colorless
$ 28.00 28.0 USD
Buffer Solution, pH 9.54, Colorless
Buffer Solution, pH 9.54, Colorless
Choose from 500mL, 1L, 4L, 10L, and 20L options.
0.0 USD
[Z-132550-02] Chlorinated Herbicides Mix, 3-1, 2000 mg/L, 1 mL
Chlorinated Herbicides Mix, 3-1, 2000 mg/L, 1 mL
Item No.: Z-132550-02
$ 63.00 63.0 USD