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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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1,533.00 1533.0 USD
Contract Laboratory Program (CLP) Instrument Calibration Standard #1, HNO3, 100mL
Item No.: 4400-ICAL1-100
5,000 µg/mL Ca, K, Mg, Nain 5% HNO3
183.00 183.0 USD
258.00 258.0 USD
147.00 147.0 USD
Complete Set of Calibration Standards, 5 x 100 mL
Item No.: 4400-MXSTD-SET
See Product Description for full details.
555.00 555.0 USD
1,130.00 1130.0 USD
2,257.50 2257.5 USD
2,409.75 2409.75 USD
2,975.00 2975.0 USD
1,010.00 1010.0 USD
641.00 641.0 USD
425.00 425.0 USD
Contract Laboratory Program (CLP) Instrument Calibration Standard #2
Item No.: 4400-ICAL2-100
Ag 100, Ni 400, Cr 100, Zn 200, Mn 150 in 5% HNO3. 100 mL
188.00 188.0 USD
802.00 802.0 USD
230.00 230.0 USD
137.55 137.55 USD
136.00 136.0 USD