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Analytical Technique

Explore the broadest selection of analytical reference materials and proficiency testing (PT) from the leading brands in certified and analytical reference materials: Spex, NSI, HPS, and Chiron.

Our harmonized product development and custom capabilities are tailored to bring you innovative products to help meet your unique application needs.
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5,992 Items found

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SKU: QCI-193B

Fluoride - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
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SKU: QCI-193

Fluoride QC

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/IC Confirmation
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SKU: QCI-192C

Dissolved Oxygen QC CRM (4 x 125 mL)

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
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SKU: QCI-192B

Dissolved Oxygen - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
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SKU: QCI-192

Dissolved Oxygen QC CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
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SKU: QCI-191B

Ignitability - Blind

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
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SKU: QCI-191

Ignitability QC CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Gravimetric and/or Volumetric
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SKU: QCI-190

Uranium QC Concentrate CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: QCI-189

Total Residual Chlorine Concentrate CRM 2.00 mg/L

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  • Brand NSI
  • Concentration 2.00 mg/L
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-188

Total Residual Chlorine Concentrate CRM 1.50 mg/L

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  • Brand NSI
  • Concentration 1.50 mg/L
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-187

Total Residual Chlorine Concentrate CRM 1.00 mg/L

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  • Brand NSI
  • Concentration 1.00 mg/L
  • Raw Material >95% min; as available
  • Certification Single: Grav. w/Analytical Confirmation
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SKU: QCI-186-5

Settleable Solids Reference Material

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