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Custom Reference Standards

Single-Element Standards


Peak Performance™ certified reference standards

Standardize Your Standards

CPI International’s Peak Performance™ Inorganic Certified Reference Materials are manufactured for accuracy, consistency, and traceability — delivering reliable results for ICP, ICP-MS, and Atomic Absorption applications.

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Dilution, Nitrite (NO2), 500PPB, H20, 500mL
Item number 4400-500PPBNO2-500
176.00 176.0 USD
Dilution, Magnesium (Mg), 300PPB, 500mL, HNO3
Item number 4400-300PPB311-500
145.00 145.0 USD
Dilution, Platinum (Pt), 175PPM, 250mL, HNO3
Item number 4400-175PPM402-250
129.00 129.0 USD
Dilution, Silver (Ag), 500PPB, 500mL, HNO3
Item number 4400-500PPB511-500
145.00 145.0 USD
Dilution, Sodium (Na), 50PPB, 1L, HNO3
Item number 4400-50PPB521-1000
225.00 225.0 USD
Dilution, NO2, 1ppm, H2O, 500mL
Item number 4400-1PPMNO2-500
145.00 145.0 USD
Dilution, Chromium(Cr), 5PPM, 500mL
Item number 4400-5PPM121-500
101.00 101.0 USD
Dilution, Gold (Au), 5PPM, 1L (4x250mL), HCL
Item number 4400-5PPM212-1L (4 X 250)
317.00 317.0 USD
Dilution, Sodium (Na), 368PPM, HNO3, 100mL
Item number 4400-368PPM521-100
67.00 67.0 USD
Dilution, Germanium (Ge), 10ppm, 100mL, HNO3
Item number 4400-10PPM201-100
67.00 67.0 USD
Dilution, Zirconium (Zr), 1PPM, 100mL, HNO3
Item number 4400-1PPM691-100
67.00 67.0 USD
Dilution, Sodium (Na), 25PPB, 1L, HNO3
Item number 4400-25PPB521-1000
225.00 225.0 USD
Dilution, Sulfur (S), 5PPM, 250mL, H20
Item number 4400-5PPM544-250
101.00 101.0 USD
Dilution, Manganese (Mn), 50PPB, 1L, HNO3
Item number 4400-50PPB321-1000
225.00 225.0 USD
Dilution, Zink(Zn), 3PPM, 500mL
Item number 4400-3PPM681-500
145.00 145.0 USD
Dilution, Zinc (Zn), 500PPB, 500mL, HNO3
Item number 4400-500PPB681-500
145.00 145.0 USD
Peak Performance Inorganic Trace Metal Standard, Palladium (Pd)
Choose from 1,000 µg/mL and 10,000 µg/mL concentrations.
Choose from 100 mL and 250 mL volumes.
0.0 USD
Peak Performance Inorganic Trace Metal Standard, Phosphorus (P)
Choose from 1,000 and 10,000 µg/mL concentrations.
Choose from 100 mL and 250 mL volumes.
0.0 USD