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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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5,916 Items found

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SKU: SS-16888

A. niger Snap-Stick™ (2 pack)

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Qualitative; morphology confirmation
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SKU: SS-16883

A. flavus Snap-Stick™ (2 pack)

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Qualitative; morphology confirmation
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SKU: SS-16404

A. brasiliensis Snap-Stick™ (2 pack)

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  • Brand NSI
  • Certification Qualitative; morphology confirmation
  • Raw Material <2 passages from primary culture
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SKU: SS-14028

S. enterica Typhimurium Snap-Stick™ (2 pack)

  • CCL
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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Qualitative; morphology confirmation
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SKU: SS-13048

E. aerogenes Snap-Stick™ (2 pack)

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Qualitative; morphology confirmation
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SKU: SS-11778

B. cereus Snap-Stick™ (2 pack)

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Qualitative; morphology confirmation
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SKU: SS-10231

C. albicans Snap-Stick™ (2 pack)

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Qualitative; morphology confirmation
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SKU: SS-1022

A. fumigatus Snap-Stick™ (2 pack)

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Qualitative; morphology confirmation
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SKU: WQC-PH-7-500

pH Standard 7 at 25ºC at 7.00 units in H2O (500 mL)

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  • Brand HPS
  • Matrix H2O
  • Raw Material Two 9s as available; no purification
  • Certification Single: Grav. w/multiple Analytical Confirmation
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SKU: WQC-PH-10-500

pH Standard 10 at 25ºC at 10.00 units in H2O (500 mL)

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  • Brand HPS
  • Matrix H2O
  • Raw Material Two 9s as available; no purification
  • Certification Single: Grav. w/multiple Analytical Confirmation
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SKU: WQC-ALK-500

Calcium Carbonate Alkalinity Standard at 1,000 µg/mL in H2O (500 mL)

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  • Brand HPS
  • Matrix H2O
  • Concentration 1,000 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: UST-995

Unleaded Gas Composite

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  • Brand NSI
  • Certification Gravimetric and/or Volumetric
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