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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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Dichloran Solution, 10 mg/L, 2 x 5 mL
Item No.: Z-031061-10-10
52.00 52.0 USD
ICP-OES Low UV Wave Cal Sol, 250mL
Item No.: 4400-010202-250
196.00 196.0 USD
Phosphorus (P), 50 ppm, 500 mL
Item No.: 4400-50PPM391-500
145.00 145.0 USD
Instrument Check Standard #4, HNO3, 100 mL
Item No.: 4400-CALMX4-100
Al 10, As 10, Ba 1, Cu 10, K 50, Mn 10, Na 10, Ni 10, P 10, Pb 10, Sc 10, Zn 10 in 2% HNO3.
272.00 272.0 USD
Flouride (F), 10 µg/mL, H2O, 500 mL
Item No.: 4400-10PPMF-500
145.00 145.0 USD
Gold (Au), 10 µg/mL, HCl, 250 mL
Item No.: 4400-10PPM212-250
154.00 154.0 USD
Tin (Sn), 200 µg/mL, HCl, 100 mL
Item No.: 4400-200PPM612-100
67.00 67.0 USD
Nickel (Ni), 3 µg/mL, H2O, 100 mL
Item No.: 4400-3PPM361-100
67.00 67.0 USD
Iron (Fe), 9 µg/mL, HNO3, 500 mL
Item No.: 4400-9PPM261-500
145.00 145.0 USD
Iron (Fe), 7 µg/mL, HNO3, 500 mL
Item No.: 4400-7PPM261-500
145.00 145.0 USD
Iron (Fe), 3 µg/mL, HNO3, 500 mL
Item No.: 4400-3PPM261-500
145.00 145.0 USD
ICP-MS Setup Solution High, 500mL
Item No.: 4400-010269
212.00 212.0 USD
Cobalt (Co), 350 µg/mL, HNO3, 250 mL
Item No.: 4400-350PPM131-250
101.00 101.0 USD
Chromium (Cr), 1 ppb, HNO3, 100 mL
Item No.: 4400-1PPB121-100
67.00 67.0 USD
Silver (Ag), 4 PPM, 500 mL
Item No.: 4400-4PPM511-500
145.00 145.0 USD
Gold (Au), 4 µg/mL, HCl, 1 L
Item No.: 4400-4PPM212-1000
225.00 225.0 USD
Mercury (Hg), 100 µg/mL, HNO3, 500 mL
Item No.: 4400-100PPM331-500
145.00 145.0 USD
NO2, 500 ppb, H2O, 500 mL
Item No.: 4400-500PPBNO2-500
176.00 176.0 USD
Magnesium (Mg), 300 ppb, HNO3, 500 mL
Item No.: 4400-300PPB311-500
145.00 145.0 USD
Platinum (Pt), 175 µg/mL, HNO3, 250 mL
Item No.: 4400-175PPM402-250
129.00 129.0 USD