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Analytical Reference Materials

Organic, Inorganic, Microbiology & PT Reference Materials

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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9,926 Items found

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SKU: MM-9040

Matrix Modifier for GFAAS in H2O 0.1% NH4NO3

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  • Brand HPS
  • Matrix H2O
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: MM-9042

5% NH4NO3 Matrix Modifier for GFAAS in H2O

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  • Brand HPS
  • Matrix H2O
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: MM-9100

1,000 µg Pd/mL - 600 µg Mg(NO3)2/mL Matrix Modifier for GFAAS in 10% HNO3 + Tr HCl

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  • Brand HPS
  • Matrix 10% HNO3 & Tr HCl
  • Concentration 1,000 µg Pd/mL
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: MM-9101

1,500 µg Pd/mL - 1,000 Mg

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  • Brand HPS
  • Matrix 10% HNO3 & Tr HCl
  • Concentration Multiple
  • Certification Single: Gravimetric w/ICP Confirmation
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SKU: QC-TMFM-E

37mm Mixed Cellulose Ester Filter, Mid-Level w/Al

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  • Brand HPS
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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
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SKU: QCS-1-B

1 Component ICP QC Standard Solution B

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  • Brand HPS
  • Matrix H2O
  • Concentration 100 µg/mL
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
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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
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SKU: PCB-MD7C-A1

7 Component Dutch 7 PCB Congeners Mix, 1 mL

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  • Brand HPS
  • Matrix Isooctane
  • Concentration 100 µg/mL
  • Certification Single: Gravimetric
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SKU: QC-TMFM-A

37mm Mixed Cellulose Ester Filter, Low-Level

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  • Brand HPS
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SKU: QC-TMFM-C

37mm Mixed Cellulose Ester Filter, High-Level

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  • Brand HPS
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SKU: QC-TMFM-D

37mm Mixed Cellulose Ester Filter, Low-Level w/Al

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  • Brand HPS
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