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Custom Reference Standards

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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770.00 770.0 USD
Groundwater and Wastewater Pollutant Control Check Standard Trace Metals Set, 3 x 100 mL
Item No.: 4400-TM-SET
See Product Description for full details.
380.00 380.0 USD
Phosphorus (P-PO4), 375 µg/mL, H2O, 1 L
Item No.: 4400-375PPM391-1000
225.00 225.0 USD
Nickel (Ni), 1 µg/mL, HNO3, 100 mL
Item No.: 4400-1PPM361-100
67.00 67.0 USD
129.15 129.15 USD
40.00 40.0 USD
28.00 28.0 USD
Glucose-Glutamic Acid Solution, BOD, 1L
Item No.: 4401-GGABULK-1L
73.00 73.0 USD
Fenthion Solution, 10 mg/L, 2 x 5 mL
Item No.: Z-031561-10-10
63.00 63.0 USD
Dicamba Solution, 1,000 mg/L, 1 mL
Item No.: Z-030669-01
44.00 44.0 USD
Instrument Check Standard #1, HNO3, 100 mL
Item No.: 4400-CALMX1-100
Al 10, B 10, Ba 1, Be 1, Ca 1, Ni 10, P 100, Sc 1, Zn 10 in 2% HNO3.
154.00 154.0 USD
Oregon and Washington LC Pesticides Mix 1
Item No.: Z-G34-134977-01-PAK
1,431.15 1431.15 USD
129.00 129.0 USD
196.00 196.0 USD
60.00 60.0 USD
Tin (Sn) ICP Standard, 10 µg/mL, HCl, 100 mL
Item No.: 4400-10PPM612-100
67.00 67.0 USD