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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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Dilution, Silver (Ag), 25PPM, 250mL, HNO3
Item number 4400-25PPM511-250
97.00 97.0 USD
49.00 49.0 USD
1,285.00 1285.0 USD
161.00 161.0 USD
GFAA Mecury Standard, 2% HNO3, 100 mL
Item number 4400-010113
77.00 77.0 USD
EPA 8095 Mix C, 1,000 mg/L, 1 ml
Item number Z-010617-01
32.00 32.0 USD
HMX, RDX, and TNT, 200 mg/L, 1 ml
Item number Z-110800-01
68.00 68.0 USD
Dilution, Silver (Ag), 1ppm, HNO3, 100mL
Item number 4400-1PPM511-100
63.00 63.0 USD
Dilution, Tungsten (W), 10PPM, 250mL, HNO3 + HF
Item number 4400-10PPM633-250
97.00 97.0 USD
Dilution, Scandium (Sc), 50PPM, 250mL, HNO3
Item number 4400-50PPM481-250
96.00 96.0 USD
GCMS Mix 2: 10 Compounds, 50 mg/L 4 x 1 mL
Item number Z-131113-06-4PAK
442.00 442.0 USD
Dilution, Titanium (ti) 100PPm 100ML
Item number 4400-100PPM623-100
69.00 69.0 USD
57.00 57.0 USD
23.00 23.0 USD
190.00 190.0 USD
Dilution, Platinum (Pt), HNO3, 250mL
Item number 4400-100PPM402-250
122.00 122.0 USD
Dilution, Flouride (F), 100ppm, H2O, 500mL
Item number 4400-100PPMF-500
139.00 139.0 USD
Internal Standard
Item number 4400-010039
171.00 171.0 USD
Hydrazine Solution, 1000 mg/L 1 ml
Item number Z-012240-02
54.00 54.0 USD
231.00 231.0 USD