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QC Check Samples for Water Pollution

  • Designed for the analysis of waste water, surface water, and contaminated ground water
  • Tested in compliance with appropriate US EPA, NIST, NELAC, and ISO protocols
  • Certificate of Analysis includes two sets of acceptance limits to evaluate your performance
  • Traceable to NIST SRMs (whenever available)
  • For use in analyzing alongside US EPA, NELAC or state accreditation PT samples or as part of your own internal quality control program