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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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Reference Standards

[Z-G34-111801-01-5PAK] Terpene Standard (Medical), 19 analytes, 2,500 mg/L, 5 x 1 mL
Terpene Standard (Medical), 19 analytes, 2,500 mg/L, 5 x 1 mL
Item No.: Z-G34-111801-01-5PAK
$ 1,505.00 1505.0 USD
[Z-131016-03] Organophosphorus Pesticide Soltuion, 3-03, 400 mg/L, 1 mL
Organophosphorus Pesticide Soltuion, 3-03, 400 mg/L, 1 mL
Item No.: Z-131016-03
$ 63.00 63.0 USD
[Z-131002-01] Organophosphorous Pesticide Solution 1, 9-1, 2000 mg/L, 1 mL
Organophosphorous Pesticide Solution 1, 9-1, 2000 mg/L, 1 mL
Item No.: Z-131002-01
$ 147.00 147.0 USD
[4095-31] Modifier, Pre Mixed .015mg Mg (NO3)2, 250mL
Modifier, Pre Mixed .015mg Mg (NO3)2, 250mL
Item No.: 4095-31
$ 83.00 83.0 USD
[4095-30] Modifier, Pre-Mixed .005mg Pd & .003Mg(NO3)2, 250mL
Modifier, Pre-Mixed .005mg Pd & .003Mg(NO3)2, 250mL
Item No.: 4095-30
$ 297.00 297.0 USD
[Z-116702-05] Method 527 Surrogate Solution, 3-11, 500 mg/L, 1 mL
Method 527 Surrogate Solution, 3-11, 500 mg/L, 1 mL
Item No.: Z-116702-05
$ 67.00 67.0 USD
[4400-010017] Ion Chromatography Standard, Sulfur, 100 μg/mL
Ion Chromatography Standard, Sulfur, 100 μg/mL
Item No.: 4400-010017
$ 70.00 70.0 USD
[Z-010487-05] p-Toluidine Solution, 100 mg/L, 1 mL
p-Toluidine Solution, 100 mg/L, 1 mL
Item No.: Z-010487-05
$ 24.15 24.15 USD
[Z-010314-94] LC Caffeine Standards Kit, 5, 25, 125, 250 & 500 mg/L, 5 x 5 mL
LC Caffeine Standards Kit, 5, 25, 125, 250 & 500 mg/L, 5 x 5 mL
Item No.: Z-010314-94
$ 141.00 141.0 USD
[Z-110050-05-5PAK] Methylnaphthalene Mix, 2-1, 200 mg/L, 5 x 1 mL
Methylnaphthalene Mix, 2-1, 200 mg/L, 5 x 1 mL
Item No.: Z-110050-05-5PAK
$ 180.00 180.0 USD
[Z-131112-06-4PAK] LCMS MIX #6: 17 Compounds, 50 mg/L, 1 mL
LCMS MIX #6: 17 Compounds, 50 mg/L, 1 mL
Item No.: Z-131112-06-4PAK
$ 1,014.30 1014.3 USD
[Z-031584-11-10] Metazachlor Solution, 10 mg/L, 2 x 5 mL
Metazachlor Solution, 10 mg/L, 2 x 5 mL
Item No.: Z-031584-11-10
$ 63.00 63.0 USD
[Z-130015-07] Organochlorine Pesticide Solution 20, Various Concentrations, 1 mL
Organochlorine Pesticide Solution 20, Various Concentrations, 1 mL
Item No.: Z-130015-07
$ 74.00 74.0 USD
[Z-132528-05] Method 619 - Triazine Pesticides Solution, 1000 mg/L, 1 mL
Method 619 - Triazine Pesticides Solution, 1000 mg/L, 1 mL
Item No.: Z-132528-05
$ 284.00 284.0 USD
[Z-130115-50] Organochlorine Pesticide Calibration Solution 22, 10 mg/L, 1 mL
Organochlorine Pesticide Calibration Solution 22, 10 mg/L, 1 mL
Item No.: Z-130115-50
$ 71.00 71.0 USD
Massachusetts Residual Solvents - FET Mix, 10-1532, 100 mg/L
Massachusetts Residual Solvents - FET Mix, 10-1532, 100 mg/L
0.0 USD
[Z-010090-05] Isophorone Solution, 1,000 mg/L, 1 mL
Isophorone Solution, 1,000 mg/L, 1 mL
Item No.: Z-010090-05
$ 63.00 63.0 USD
[Z-130123-01-4PAK] PCB Congener Solution, 33-6, 10 mg/L, 4 x 1 mL
PCB Congener Solution, 33-6, 10 mg/L, 4 x 1 mL
Item No.: Z-130123-01-4PAK
$ 1,166.00 1166.0 USD
[038260] N25/500-WLC NEEDLE PK5
N25/500-WLC NEEDLE PK5
Item No.: 038260
$ 60.90 60.9 USD
[Z-132065-04] Method 515 Chlorinated Free Acid Herbicide, 8-22, 200 mg/L, 1 mL
Method 515 Chlorinated Free Acid Herbicide, 8-22, 200 mg/L, 1 mL
Item No.: Z-132065-04
$ 63.00 63.0 USD