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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-131117-06-4PAK] GCMS Mix 5: 18 Compounds, 50 mg/L 4 x 1 mL
GCMS Mix 5: 18 Compounds, 50 mg/L 4 x 1 mL
Item No.: Z-131117-06-4PAK
$ 550.20 550.2 USD
[4400-10PPM511-250] Silver (Ag), 10 µg/mL, HNO3, 250 mL
Silver (Ag), 10 µg/mL, HNO3, 250 mL
Item No.: 4400-10PPM511-250
$ 101.00 101.0 USD
[4400-100PPM511-100] Silver (Ag), 100 µg/mL, HNO3, 100 mL
Silver (Ag), 100 µg/mL, HNO3, 100 mL
Item No.: 4400-100PPM511-100
$ 67.00 67.0 USD
[Z-131115-06-4PAK] GCMS Mix 4: 10 Compounds, 50 mg/L 4 x 1 mL
GCMS Mix 4: 10 Compounds, 50 mg/L 4 x 1 mL
Item No.: Z-131115-06-4PAK
$ 464.10 464.1 USD
[Z-112460-06-4PAK] GCMS Mix 3: 10 Compounds, 50 mg/L 4 x 1 mL
GCMS Mix 3: 10 Compounds, 50 mg/L 4 x 1 mL
Item No.: Z-112460-06-4PAK
$ 666.75 666.75 USD
[Z-130305-01] GC/ECD Performance Check Solution, 2/40/50 mg/L, 1 mL
GC/ECD Performance Check Solution, 2/40/50 mg/L, 1 mL
Item No.: Z-130305-01
$ 32.00 32.0 USD
[Z-030673-02] Dalapon Methyl Ester, 2,000 mg/L, 1 mL
Dalapon Methyl Ester, 2,000 mg/L, 1 mL
Item No.: Z-030673-02
$ 63.00 63.0 USD
[4400-100PPM511-500] Silver (Ag), 100 µg/mL, HNO3, 500 mL
Silver (Ag), 100 µg/mL, HNO3, 500 mL
Item No.: 4400-100PPM511-500
$ 145.00 145.0 USD
[4400-10PPM504F-500] Silicon (Si), 10 PPM, 500 mL, HNO3
Silicon (Si), 10 PPM, 500 mL, HNO3
Item No.: 4400-10PPM504F-500
$ 131.25 131.25 USD
[Z-011243-05-5PAK] Ethyleneimine Solution, 1000 mg/L, 5 x 1 mL
Ethyleneimine Solution, 1000 mg/L, 5 x 1 mL
Item No.: Z-011243-05-5PAK
$ 727.00 727.0 USD
[4400-100PPM504F-100] Silicon (Si), 100 µg/mL, H2O, 100 mL
Silicon (Si), 100 µg/mL, H2O, 100 mL
Item No.: 4400-100PPM504F-100
$ 67.00 67.0 USD
[4400-10PPM491-100] Selenium (Se), 10 µg/mL, HNO3, 100 mL
Selenium (Se), 10 µg/mL, HNO3, 100 mL
Item No.: 4400-10PPM491-100
$ 120.00 120.0 USD
[4400-10PPM481-250] Scandium (Sc), 10 µg/mL, HNO3, 250 mL
Scandium (Sc), 10 µg/mL, HNO3, 250 mL
Item No.: 4400-10PPM481-250
$ 102.00 102.0 USD
[4400-100PPM411-100] Potassium (K), 100 µg/mL, HNO3, 100 mL
Potassium (K), 100 µg/mL, HNO3, 100 mL
Item No.: 4400-100PPM411-100
$ 67.00 67.0 USD
[Z-030582-01] Fenchlorphos Solution, 1000 mg/L, 1 mL
Fenchlorphos Solution, 1000 mg/L, 1 mL
Item No.: Z-030582-01
$ 44.00 44.0 USD
[4400-20PPM212-1000] Gold (Au), 20 µg/mL, HCl, 1 L
Gold (Au), 20 µg/mL, HCl, 1 L
Item No.: 4400-20PPM212-1000
$ 246.00 246.0 USD
[4400-100PPM391-250] Phosphorus (P), 100 µg/mL, HNO3, 250 mL
Phosphorus (P), 100 µg/mL, HNO3, 250 mL
Item No.: 4400-100PPM391-250
$ 101.00 101.0 USD
[4400-1PPM-N-NO3-500] Nitrate as Nitrogen (N-NO3), 1PPM, 500mL
Nitrate as Nitrogen (N-NO3), 1PPM, 500mL
Item No.: 4400-1PPM-N-NO3-500
$ 160.00 160.0 USD
[4400-15PPM361-500] Nickel (Ni), 15 PPM, 500 mL
Nickel (Ni), 15 PPM, 500 mL
Item No.: 4400-15PPM361-500
$ 145.00 145.0 USD
[4400-10PPM361-100] Nickel (Ni), 10 µg/mL, HNO3, 100 mL
Nickel (Ni), 10 µg/mL, HNO3, 100 mL
Item No.: 4400-10PPM361-100
$ 67.00 67.0 USD