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Organic, Inorganic, Microbiology, and Proficiency Testing (PT) Reference Materials

Soil and underground storage tank (UST) regulations protect the environment and public health by governing the management, installation, operation, and closure of UST systems to prevent leaks, spills, and soil/groundwater contamination. Compliance helps mitigate the risks of pollution that can impact communities and ecosystems.

We provide organic, inorganic, microbiology, and proficiency testing (PT) reference materials for soil/UST testing. Our UST soil standards support detection and quantitation of contaminants to demonstrate compliance and safeguard environmental and public health.

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Florida TPH Mix Florida TPH Mix
SKU: C-443

Florida TPH Mix

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
Florida TPH Mix Florida TPH Mix
SKU: C-443L

Florida TPH Mix

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
8260 Internal Standards, 2500ppm  8260 Internal Standards, 2500ppm
SKU: C-441

8260 Internal Standards, 2500ppm

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  • Brand NSI
  • Concentration 2500ppm
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
8260B Surrogate Mix, 2500ppm  8260B Surrogate Mix, 2500ppm
SKU: C-440

8260B Surrogate Mix, 2500ppm

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  • Brand NSI
  • Concentration 2500ppm
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
System Performance Check Mix System Performance Check Mix
SKU: C-439

System Performance Check Mix

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
Acids Calibration Check Mix Acids Calibration Check Mix
SKU: C-437

Acids Calibration Check Mix

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
Polyaromatic Hydrocarbons Mix, varied concentrations  Polyaromatic Hydrocarbons Mix, varied concentrations
SKU: C-436

Polyaromatic Hydrocarbons Mix, varied concentrations

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
TCL Pesticides Mix TCL Pesticides Mix
SKU: C-435

TCL Pesticides Mix

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
Appendix IX Mix Appendix IX Mix
SKU: C-426

Appendix IX Mix

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
8150 Esterified Herbicides Mix 8150 Esterified Herbicides Mix
SKU: C-419

8150 Esterified Herbicides Mix

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
8150 Herbicides Mix Free Acids 8150 Herbicides Mix Free Acids
SKU: C-418

8150 Herbicides Mix Free Acids

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  • Brand NSI
  • Raw Material >95% min
  • Certification Grav &/ Volumetric w/analytical confirmation
Appendix IX OP Pesticides Appendix IX OP Pesticides
SKU: C-417

Appendix IX OP Pesticides

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
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