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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-130050-03] Pesticide Performance Evaluation Mix CLP Standard,8-12, Various Concentrations, 100, 200, 500, 1000, & 2500 ug/L, 1 mL
Pesticide Performance Evaluation Mix CLP Standard,8-12, Various Concentrations, 100, 200, 500, 1000, & 2500 ug/L, 1 mL
Item No.: Z-130050-03
$ 71.00 71.0 USD
[Z-031638-10-10] Quinalphos Solution, 10 mg/L, 2 x 5 mL
Quinalphos Solution, 10 mg/L, 2 x 5 mL
Item No.: Z-031638-10-10
$ 52.00 52.0 USD
[4400-010091] TCLP 3 Analytes, 2% HNO3, 100 mL
TCLP 3 Analytes, 2% HNO3, 100 mL
Item No.: 4400-010091
$ 81.00 81.0 USD
[Z-030335-06] Trifluralin Solution, 10 mg/L, 1 mL
Trifluralin Solution, 10 mg/L, 1 mL
Item No.: Z-030335-06
$ 39.00 39.0 USD
[Z-110002-50] Tinted Base/Neutral (100 mg/L) Surrogate Solution, 25 mL
Tinted Base/Neutral (100 mg/L) Surrogate Solution, 25 mL
Item No.: Z-110002-50
$ 40.00 40.0 USD
[Z-023582-06-5PAK] Valencene Solution, 1000 mg/L, 5 x 1 mL
Valencene Solution, 1000 mg/L, 5 x 1 mL
Item No.: Z-023582-06-5PAK
$ 540.75 540.75 USD
[Z-116440-01] TCL Base/Neutral Solution 1, 14-1, 2000 mg/L, 1 mL
TCL Base/Neutral Solution 1, 14-1, 2000 mg/L, 1 mL
Item No.: Z-116440-01
$ 89.00 89.0 USD
[Z-116430-01] TCL Base/Neutral Solution 2, 15-1, 2000 mg/L, 1 mL
TCL Base/Neutral Solution 2, 15-1, 2000 mg/L, 1 mL
Item No.: Z-116430-01
$ 98.00 98.0 USD
[Z-031077-05] Tetrachloroterephthalic Acid (DCPA), 50 mg/L, 1 mL
Tetrachloroterephthalic Acid (DCPA), 50 mg/L, 1 mL
Item No.: Z-031077-05
$ 21.00 21.0 USD
[4400-010124] Wavecal 3 for Perkin Elmer Optima 3000 VIS, HNO3, 100 mL
Wavecal 3 for Perkin Elmer Optima 3000 VIS, HNO3, 100 mL
Item No.: 4400-010124
Ba 1, Ca 1, K 50, La 10, Li 10, Mn 10, Na 10, Sr 10 in 2% HNO3.
$ 166.00 166.0 USD
[4400-010128] Wavecal 2 for Perkin Elmer 6000, HCl, 100 mL
Wavecal 2 for Perkin Elmer 6000, HCl, 100 mL
Item No.: 4400-010128
Ba 50, Be 20, La 20, Mn 20, Ni 20, Sc 20, Zn 20 in 2% HCl. 100 mL
$ 223.00 223.0 USD
[4400-010130] Wavecal 1 for Perkin Elmer 40, HNO3, 100 mL
Wavecal 1 for Perkin Elmer 40, HNO3, 100 mL
Item No.: 4400-010130
As 20, K 100, La 20, Li 20, Mn 20, Mo 20, Na 20, Ni 20, P 100, S 100, Sc 20 in 2% HCl.
$ 223.00 223.0 USD
[Z-110409-02] TNRCC Petroleum Prod. Cal. Solution, 20,000 mg/L, 1 mL
TNRCC Petroleum Prod. Cal. Solution, 20,000 mg/L, 1 mL
Item No.: Z-110409-02
$ 52.00 52.0 USD
[4400-INTA2-100] Alternate Interferents Solution A, 1,000 µg/mL, HNO3
Alternate Interferents Solution A, 1,000 µg/mL, HNO3
$ 344.00 344.0 USD
[4400-010096] Initial Calibration Verification (ICV) Standard 2, HCl
Initial Calibration Verification (ICV) Standard 2, HCl
$ 423.00 423.0 USD
[Z-120265-09-4PAK] 8260 Internal/Surrogate Solution
8260 Internal/Surrogate Solution
$ 173.00 173.0 USD
Initial Calibration Verification (ICV) Standard 3, HCl
Initial Calibration Verification (ICV) Standard 3, HCl
50 µg/mL Au, Pd, Pt in 5% HCl.
Available in 100 mL and 500 mL volumes.
0.0 USD
[4400-010101] Continuing Calibration Verification (CCV) Standard 2
Continuing Calibration Verification (CCV) Standard 2
$ 174.00 174.0 USD
Continuing Calibration Verification (CCV) Standard 3
Continuing Calibration Verification (CCV) Standard 3
100 µg/mL Au, Pd, Pt in 10% HCl + 5% HCl.
Availabe in 100 mL or 500 mL volumes.
0.0 USD
[4400-010122] Method 600/4-79-020 Alternate Metals Standard, HNO3
Method 600/4-79-020 Alternate Metals Standard, HNO3
$ 203.00 203.0 USD