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Analytical Reference Material

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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9,400 Items found

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  • New
SKU: 24121-65

MicroPrefs® Blank tablet

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  • Brand Chiron
  • Matrix Excipient
  • Concentration excipient
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  • New
SKU: 24121-68

MicroPrefs® Polyethylene (50-300 µm)

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  • Brand Chiron
  • Matrix Excipient
  • Concentration 50-70 particles
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  • New
SKU: 24121-92

MicroPrefs® Polyethylene (50-300 µm); neat; 1 mg

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  • Brand Chiron
  • Matrix Neat
  • Concentration neat
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  • New
SKU: 24121-71

MicroPrefs® Polyethylene terephthalate (50-300 µm)

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  • Brand Chiron
  • Matrix Excipient
  • Concentration 50-70 particles
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SKU: 24121-93

MicroPrefs® Polyethylene terephthalate (50-300 µm); neat; 1 mg

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  • Brand Chiron
  • Matrix Neat
  • Concentration neat
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SKU: 24121-74

MicroPrefs® Polystyrene (50-300 µm)

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  • Brand Chiron
  • Matrix Excipient
  • Concentration 50-70 particles
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SKU: 24121-76

MicroPrefs® Polystyrene (50-300 µm); neat; 1 mg

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  • Brand Chiron
  • Matrix Neat
  • Concentration neat
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  • New
SKU: 24121-77

MicroPrefs® Polypropylene (50-300 µm)

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  • Brand Chiron
  • Matrix Excipient
  • Concentration 50-70 particles
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  • New
SKU: 24121-95

MicroPrefs® Polypropylene (50-300 µm); neat; 1 mg

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  • Brand Chiron
  • Matrix Neat
  • Concentration neat
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  • New
SKU: 24121-80

MicroPrefs® Polyvinylchloride (50-300 µm)

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  • Brand Chiron
  • Matrix Excipient
  • Concentration 50-70 particles
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  • New
SKU: 24121-96

MicroPrefs® Polyvinylchloride (50-300 µm); neat; 1 mg

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  • Brand Chiron
  • Matrix Neat
  • Concentration neat
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  • New
SKU: 24121-83

MicroPrefs® Polycarbonate (50-300 µm)

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  • Brand Chiron
  • Matrix Excipient
  • Concentration 50-70 particles
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