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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-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
Alternate Interferents Solution A, 1,000 µg/mL, HNO3
Alternate Interferents Solution A, 1,000 µg/mL, HNO3
1,000 µg/mL Cr, Cu, Mn, Ni, Ti, V in 5% HNO3.
Available in 100 mL and 500 mL volumes.
0.0 USD
[4400-010036] Standard Solution A, Rev. 5.4, HNO3, 100 mL
Standard Solution A, Rev. 5.4, HNO3, 100 mL
Item No.: 4400-010036
Se @50 µg/mL; Al, As, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Th, TL, U, V, Zn @10 µg/mL in 2% HNO3.
$ 419.00 419.0 USD
Initial Calibration Verification (ICV) Standard 2, HCl
Initial Calibration Verification (ICV) Standard 2, HCl
100 µg/mL Sb, Sn, Ti in 15% HCl.
Available in 100 mL and 500 mL volumes.
0.0 USD
8260 Internal/Surrogate Solution
8260 Internal/Surrogate Solution
0.0 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
Continuing Calibration Verification (CCV) Standard 2
Continuing Calibration Verification (CCV) Standard 2
200 µg/mL Sb, Sn, Ti in 15% HCl.
Available in 100 mL and 500 mL volumes.
0.0 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
QC-7 Elements Standard - Modified, HNO3
QC-7 Elements Standard - Modified, HNO3
Ag 50, Al 100, B 100, Ba 100, K 1000, Na 100, Si 100 in 5% HNO3.
Available in 100 mL and 500 mL volumes.
0.0 USD
Method 200.7 Laboratory Fortifying Solution, HNO3
Method 200.7 Laboratory Fortifying Solution, HNO3
Ag 2.5, Al 25, As 25, B 25, Ba 25, Be 5, Cd 10, Co 10, Cr 25, Cu 25, Fe 25, Hg 5, Li 25, Mn 25, Mo 10, Ni 25, P 50, Pb 25, Sb 25, Se 25, Si 25, Sn 10, Sr 25, Tl 25, V 10, Zn 25 in 5% HNO3/HF.
Available in 100 mL and 500 mL volumes.
0.0 USD
Method 600/4-79-020 Alternate Metals Standard, HNO3
Method 600/4-79-020 Alternate Metals Standard, HNO3
Ca 500, Mg 100, K 100, Na 500 in 2% HNO3.
Available in 100 mL and 500 mL volumes.
0.0 USD
Wavecal 4 Standard for Perkin Elmer Optima 3000 UV, HCl
Wavecal 4 Standard for Perkin Elmer Optima 3000 UV, HCl
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.
Available in 100 mL and 500 mL volumes.
0.0 USD
QC-26 Elements Standard, HNO3
QC-26 Elements Standard, HNO3
Ag 100, Al 100, As 100, B 100, Ba 100, Be 100, Ca 100, Cd 100, Co 100, Cr 100, Cu 100, Fe 100, K 1000, Mg 100, Mn 100, Mo 100, Na 100, Ni 100, Pb 100, Sb 100, Se 100, Si 50, Ti 100, Tl 100, V 100, Zn 100 in 5% HNO3 + trace HF.
Available in 100 mL and 500 mL volumes.
0.0 USD
Instrument Check Standard #7, HNO3
Instrument Check Standard #7, HNO3
Al 100, As 100, Cd 100, Co 100, Cr 100, Cu 100, Fe 100, K 100, Mg 100, Mn 100, Na 100, Ni 100, Pb 100, Y 600, Zn 100 in 2% HNO3.
Available in 100 mL and 500 mL volumes.
0.0 USD