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Our wastewater standards enhance your testing accuracy and efficiency. Regularly using our certified reference materials (CRMs) and proficiency test (PT) standards ensures high data quality and meets accreditation needs. We specialize in ISO-accredited CRMs and effluent standards for wastewater that are stable and seamlessly integrate into routine workflows. Our pre-measured, single-use materials prevent errors and simplify processes. For instance, try our GGA Concentrate Snips™: just snip and pour into a 300mL BOD bottle — no measurements or contamination. Our versatile, multiparameter CRMs streamline testing procedures, reducing the need for multiple CRMs in your lab. Watch our demonstration video to learn more!

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SKU: CRDL-2A

ICP Contract Required Detection Limit Standard 2A (125 mL)

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  • Brand Spex
  • Matrix 10% HNO3
  • Concentration 5,000 µg/mL
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
  • Top rated
SKU: CRDL-2

ICP Contract Required Detection Limit Standard 2 (125 mL)

  • CCL
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  • Brand Spex
  • Matrix 5% HNO3/tr. Tartaric Acid/tr. HF
  • Concentration 200 µg/mL
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
  • Top rated
SKU: CRDL-1

ICP Contract Required Detection Limit Standard 1 (125 mL)

  • CCL
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  • Brand Spex
  • Matrix 5% HNO3/tr. Tartaric Acid/tr. HF
  • Concentration 120 µg/mL
  • Raw Material Five 9s & Purification as available
  • Certification Single: Direct ICP Analysis
SKU: CRDL

15 Component ICP CRDL Standard in 2% HNO3 + Tr HF

  • CCL
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  • Brand HPS
  • Matrix 2% HNO3 & Tr HF
  • Concentration Multiple
  • Raw Material Five 9s as available; no purification
  • Certification Single: Gravimetric w/ICP Confirmation
  • Top rated
SKU: CLZR2-1BY

Zirconium, 1 µg/mL (1 ppm) for ICP-MS (125 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1 µg/mL
  • Measured Impurities 68 elements to ppb (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
  • Top rated
SKU: CLZN2-2Y

Claritas PPT® Zinc, 1,000 µg/mL (1,000 ppm) for ICP-MS (125 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1,000 µg/mL
  • Measured Impurities 68 elements to ppb (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
  • Top rated
SKU: CLZN2-2M

Zinc, 1,000 µg/mL (1,000 ppm) for ICP-MS (30 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1,000 µg/mL
  • Measured Impurities 68 elements to ppb (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
  • Top rated
SKU: CLZN2-1BY

Zinc, 1 µg/mL (1 ppm) for ICP-MS (125 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1 µg/mL
  • Measured Impurities 68 elements to ppb (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
  • Top rated
SKU: CLZN2-1AY

ZINC ICP/ICPMS STD IN 2% HNO3 10PPM (125 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 10PPM
  • Measured Impurities 68 elements to ppb (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
  • Top rated
SKU: CLZN2-1AM

ZINC ICP/ICPMS STD IN 2% HNO3 10PPM (30 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 10PPM
  • Measured Impurities 68 elements to ppb (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
  • Top rated
SKU: CLY2-1BY

Yttrium, 1 µg/mL (1 ppm) for ICP-MS (125 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 1 µg/mL
  • Measured Impurities 68 elements to ppb (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
  • Top rated
SKU: CLY2-1AY

Yttrium, 10 µg/mL (10 ppm) for ICP-MS (125 mL)

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  • Brand Spex
  • Matrix 2% HNO3
  • Concentration 10 µg/mL
  • Measured Impurities 68 elements to ppb (product)
  • Raw Material Five 9s & Purification as available
  • Certification Dual: Wet Chem, ICP Direct & ICPMS Impurities
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