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Custom Reference Standards

EPA Method Standards (USA)


Peak Performance™ certified reference standards

Standardize Your Standards

CPI International’s Peak Performance™ Multi-Element Inorganic ICP Standards ​ are manufactured for accuracy, consistency, and traceability — including formulations for specific EPA methods and applications.

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532.00 532.0 USD
147.00 147.0 USD
544.00 544.0 USD
g-BHC Solution, 100 mg/L, 1 ml
Item number Z-030238-01
32.00 32.0 USD
2-Nitrophenol Solution, 100 mg/L, 1 ml
Item number: Z-010108-05
24.15 24.15 USD
54.00 54.0 USD
53.00 53.0 USD
8260 Gases, 2,000 mg/L, 1 ml
Item number: Z-120313-02
66.00 66.0 USD
Internal Standard
Item number: 4400-010034
180.00 180.0 USD
360.00 360.0 USD
ICP/MS Calibration Standard
Item number: 4400-ICPMS-250
239.00 239.0 USD
419.00 419.0 USD