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Laboratory Certification

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    BOD Analysis

    BOD provides a measure of the impact of a waste (water) on the oxygen content in a receiving water body. Wastes (organic matter, "food") are broken down (decomposed, oxidized, metabolized) by microbial organisms (aerobic bacteria), frequently…

  • Hearing/Meeting

    Laboratory Certification Standards Review Council Quarterly Meeting

    This is a regular meeting (quarterly) of the Laboratory Certification Standard Review Council.

  • Hearing/Meeting

    Laboratory Certification Standards Review Council Quarterly Meeting

    This is a regular meeting of the Laboratory Certification Standards Review Council.

  • Hearing/Meeting

    Laboratory Certification Standards Review Council Quarterly Meeting

    This is a regular meeting of the Laboratory Certification Standards Review Council.

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    Applications for Registration and Certification

    Applications are for direct accreditation with the Wisconsin Department of Natural Resources (DNR). The DNR is not a National Environmental Laboratory Accreditation Program (NELAP) accrediting authority. The DNR does not recognize NELAP…

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    Training

    These resources are provided as guidance and may not reflect current acceptable practices in compliance testing.

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    Private Well Water Testing

    Locating a laboratory to perform drinking water testing can be a confusing proposition. The phone book will likely provide a list; however, you may want the laboratory you choose to be credentialed in some manner. Testing to Have Performed on…

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    Proficiency Testing (PT)

    Proficiency testing samples are prepared by an approved, third party vendor to contain a known (only to the vendor) concentration of one or more target analytes.

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    Spreadsheets, forms, checklists and documents

    The laboratory can customize these spreadsheets, forms, checklists and documents to help with laboratory testing and fit their needs.

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    NR 149 Code Updates

    An update to administrative code, chapter NR 149, has been completed. This update was published on March 1, 2021. The effective date is June 29, 2021. NR 149 - June 2021 On March 19, 2021, Brandy Baker-Muhich provided a Webinar on how this new…

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