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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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1,2,4-Trichlorobenzene 1,2,4-Trichlorobenzene
SKU: 7

1,2,4-Trichlorobenzene

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
gamma-Chlordane gamma-Chlordane
SKU: 797

gamma-Chlordane

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
1,2-Dichlorobenzene-d4 1,2-Dichlorobenzene-d4
SKU: 776

1,2-Dichlorobenzene-d4

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
Tetrahydrofuran Tetrahydrofuran
SKU: 685

Tetrahydrofuran

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  • Brand NSI
  • Matrix Methanol
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
Formaldehyde Formaldehyde
SKU: 678

Formaldehyde

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  • Brand NSI
  • Matrix Methanol
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
Di-n-butyl phthalate Di-n-butyl phthalate
SKU: 66

Di-n-butyl phthalate

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
Butyl benzyl phthalate Butyl benzyl phthalate
SKU: 65

Butyl benzyl phthalate

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
bis(2-Ethylhexyl)phthalate bis(2-Ethylhexyl)phthalate
SKU: 64

bis(2-Ethylhexyl)phthalate

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
Endothall Endothall
SKU: 622H

Endothall

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  • Brand NSI
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
N-Nitrosodiphenylamine N-Nitrosodiphenylamine
SKU: 60

N-Nitrosodiphenylamine

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
Parathion methyl Parathion methyl
SKU: 572

Parathion methyl

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  • Brand NSI
  • Matrix Hexane
  • Raw Material >95% min
  • Certification Gravimetric and/or Volumetric
Parathion methyl in Acetonitrile Parathion methyl in Acetonitrile
SKU: 572-AC

Parathion methyl in Acetonitrile

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  • Brand NSI
  • Matrix Acetonitrile
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
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