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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

[4400-010088] Control Laboratory Program (CLP) Soil Spike Standard, HNO3, 100 mL
Control Laboratory Program (CLP) Soil Spike Standard, HNO3, 100 mL
Item No.: 4400-010088
See Product Description for full details.
$ 344.00 344.0 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
[4400-010040] Tuning Solution, HNO3, 100 mL
Tuning Solution, HNO3, 100 mL
Item No.: 4400-010040
10 µg/mL Be, Co, In, Mg, Pbin 1% HNO3
$ 198.00 198.0 USD
[4400-010043] Water Spike for 6020 CLP-M, HNO3, 100 mL
Water Spike for 6020 CLP-M, HNO3, 100 mL
Item No.: 4400-010043
Ag 5, As 10, Ba 50, Be 5, Cd 5, Co 20, Cr 20, Cu 20, Fe 100, Mn 20, Ni 20, Pb 10, Sb 20, Se 5, Tl 5, V 20, Zn 50 in 2% HNO3.
$ 348.00 348.0 USD
[4400-290508] Sulfate Standard, 1,000 Ppm (1 mL = 1mg SO4), 500mL
Sulfate Standard, 1,000 Ppm (1 mL = 1mg SO4), 500mL
Item No.: 4400-290508
$ 44.00 44.0 USD
[4400-010207] Tuning Soution (Varian Vista/Ultramass), HNO3, 250mL
Tuning Soution (Varian Vista/Ultramass), HNO3, 250mL
Item No.: 4400-010207
K @500 µg/mL;
Al, As, Ba, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Se, Sr, Zn @50 µg/mL in 2% HNO3.
$ 327.00 327.0 USD
[4400-010038] Standard Solution B, HNO3, 100 mL
Standard Solution B, HNO3, 100 mL
Item No.: 4400-010038
10 µg/mL Ag, Bain 1% HNO3.
$ 115.00 115.0 USD
TCLP Standard, 5% HNO3
TCLP Standard, 5% HNO3
0.0 USD
[4400-010035] Tuning Solution (HP 4500 ICP-MS, Agilent), HNO3, 100 mL
Tuning Solution (HP 4500 ICP-MS, Agilent), HNO3, 100 mL
Item No.: 4400-010035
10 µg/mL in 5% HNO3 in Ce, Li, Tl, Y.
$ 189.00 189.0 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
[4400-010042] Tuning Solution I (6020 CLP-M) HNO3, 100 mL
Tuning Solution I (6020 CLP-M) HNO3, 100 mL
Item No.: 4400-010042
10 µg/mL Co, In, Li, Tlin 2% HNO3.
$ 199.00 199.0 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
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