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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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Mercury (Hg), 10 µg/mL, HNO3
Mercury (Hg) in 2% HNO3.
Available in 100 mL and 500 mL volumes.
0.0 USD
Platinum (Pt), 125 µg/mL, HNO3, 250 mL
Item No.: 4400-125PPM402-250
129.00 129.0 USD
Silver (Ag), 25 µg/mL, HNO3, 250 mL
Item No.: 4400-25PPM511-250
101.00 101.0 USD
81.00 81.0 USD
Silver (Ag), 1 µg/mL, HNO3, 100 mL
Item No.: 4400-1PPM511-100
67.00 67.0 USD
Tungsten (W), 10 µg/mL, HNO3, 250 mL
Item No.: 4400-10PPM633-250
101.00 101.0 USD
Scandium (Sc), 50 µg/mL, HNO3, 250 mL
Item No.: 4400-50PPM481-250
137.00 137.0 USD
Titanium (Ti), 100 µg/mL, HNO3, 100 mL
Item No.: 4400-100PPM623-100
73.00 73.0 USD
199.00 199.0 USD
Platinum (Pt), 100 µg/mL, HNO3, 250 mL
Item No.: 4400-100PPM402-250
129.00 129.0 USD
Flouride (F), 100 µg/mL, H2O, 500 mL
Item No.: 4400-100PPMF-500
145.00 145.0 USD
Internal Standard, 10 µg/mL, HNO3, 100 mL
Item No.: 4400-010039
10 µg/mL Bi, In, Sc, Tb, Yin 1% HNO3.
180.00 180.0 USD
243.00 243.0 USD
ICP-OES UV Wave Cal Sol, 500mL
Item No.: 4400-010203
184.00 184.0 USD
Gold (Au), 20 µg/mL, HCl, 250 mL
Item No.: 4400-20PPM212-250
144.00 144.0 USD
Manganese (Mn), 2 µg/mL, HNO3, 500 mL
Item No.: 4400-2PPM321-500
145.00 145.0 USD
Cadmium (Cd), 500 ppb, HNO3, 500 mL
Item No.: 4400-500PPB81-500
145.00 145.0 USD
0.0 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