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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.

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23 Component ICP QC Standard Solution A 23 Component ICP QC Standard Solution A
SKU: QCS-1-A

23 Component ICP QC Standard Solution A

  • CCL
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  • Brand HPS
  • Matrix 4% HNO3 & Tr HF
  • Concentration Multiple
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
24 Component ICP QC Standard 24 Component ICP QC Standard
SKU: QCS-1

24 Component ICP QC Standard

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  • Brand HPS
  • Matrix Multiple
  • Concentration Multiple
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
NPW - BTEX by PID - Blind NPW - BTEX by PID - Blind
SKU: QCO-150B

NPW - BTEX by PID - Blind

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  • Brand NSI
  • Matrix Methanol solution
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
NPW - BTEX by PID NPW - BTEX by PID
SKU: QCO-150

NPW - BTEX by PID

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  • Brand NSI
  • Matrix Methanol
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
Trace Level Mercury Concentrate - Blind Trace Level Mercury Concentrate - Blind
SKU: QCO-137B

Trace Level Mercury Concentrate - Blind

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  • Brand NSI
  • Matrix Nitric acid
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
Trace Level Mercury QC Concentrate CRM Trace Level Mercury QC Concentrate CRM
SKU: QCO-137

Trace Level Mercury QC Concentrate CRM

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  • Brand NSI
  • Raw Material >95% min; as available
  • Certification Single: Gravimetric w/ICP Confirmation
NPW - Nitroaromatics/Nitramines in Water - Blind NPW - Nitroaromatics/Nitramines in Water - Blind
SKU: QCO-136B

NPW - Nitroaromatics/Nitramines in Water - Blind

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  • Brand NSI
  • Matrix Water
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
NPW - Nitroaromatics/Nitramines in Water NPW - Nitroaromatics/Nitramines in Water
SKU: QCO-136

NPW - Nitroaromatics/Nitramines in Water

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  • Brand NSI
  • Matrix Acetonitrile
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
NPW - Low Level PAHs - Blind NPW - Low Level PAHs - Blind
SKU: QCO-135B

NPW - Low Level PAHs - Blind

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  • Brand NSI
  • Matrix Acetonitile
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
NPW - Low Level PAHs NPW - Low Level PAHs
SKU: QCO-135

NPW - Low Level PAHs

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  • Brand NSI
  • Matrix Acetonitrile
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
WS - Chlorinated Acid Herbicides - Blind WS - Chlorinated Acid Herbicides - Blind
SKU: QCO-123B

WS - Chlorinated Acid Herbicides - Blind

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  • Brand NSI
  • Matrix MTBE
  • Raw Material >95% min; as available
  • Certification Grav &/ Volumetric w/analytical confirmation
WS - Chlorinated Acid Herbicides WS - Chlorinated Acid Herbicides
SKU: QCO-123

WS - Chlorinated Acid Herbicides

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