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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: 12501.41-10MG

Roxithromycin; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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SKU: 12501.41-K-ME

Roxithromycin; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
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SKU: 12510.17-100-ME

Pefloxacin; 100 µg/mL in 0.04M NaOH in MeOH; 1 mL

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  • Brand Chiron
  • Matrix 0.04M NaOH in MeOH
  • Concentration 100 µg/mL
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SKU: 12510.17-100MG

Pefloxacin; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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SKU: 12510.17-10MG

Pefloxacin; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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SKU: 12559.43-K-ME

Rifampin; 1000 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 1000 µg/mL
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SKU: 12634.16-100-AN

Ampicillin; 100 µg/mL in ACN:H2O (80:20); 1 mL

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  • Brand Chiron
  • Matrix ACN:H2O (80:20)
  • Concentration 100 µg/mL
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SKU: 12634.16-250MG

Ampicillin; neat; 250 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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SKU: 12743.38-100-ME

Azithromycin; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
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SKU: 12970.22-10MG

(-)-Doxycycline; neat; 10 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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SKU: 12971.12-100-ME

Sulfadoxine ; 100 µg/mL in methanol; 1 mL

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  • Brand Chiron
  • Matrix methanol
  • Concentration 100 µg/mL
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SKU: 12971.12-100MG

Sulfadoxine ; neat; 100 mg

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  • Brand Chiron
  • Matrix neat
  • Concentration neat
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