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  2. Maximum acceptable toxicant concentration - Wikipedia

    en.wikipedia.org/wiki/Maximum_Acceptable...

    The US EPA is the governmental organization responsible for writing and enforcing environmental regulations passed by Congress. The Clean Water Act was passed in 1972. Section 304(a)(1) of the Clean Water Act is the Water Quality Criteria (WQC) developed for the protection of aquatic life and human health. [4]

  3. Good laboratory practice - Wikipedia

    en.wikipedia.org/wiki/Good_Laboratory_Practice

    The EPA's Good Laboratory Practice Standards (GLPS) compliance monitoring program guarantees the accuracy and reliability of test data submitted to the Agency to support pesticide product registration under the Federal Insecticide, Fungicide and Rodenticide Act (FIFRA), section 5 of the Toxic Substances Control Act (TSCA), and in accordance ...

  4. Clean Water Act - Wikipedia

    en.wikipedia.org/wiki/Clean_Water_Act

    States and federally recognized Indigenous Nations protect their designated areas by adopting water quality criteria that the EPA publishes under CWA section 304(a), modifying the criteria to reflect site-specific conditions or adopting criteria based on other scientifically defensible methods.

  5. Maximum contaminant level - Wikipedia

    en.wikipedia.org/wiki/Maximum_Contaminant_Level

    Maximum contaminant levels (MCLs) are standards that are set by the United States Environmental Protection Agency (EPA) for drinking water quality. [ 1 ] [ 2 ] An MCL is the legal threshold limit on the amount of a substance that is allowed in public water systems under the Safe Drinking Water Act (SDWA).

  6. Analytical quality control - Wikipedia

    en.wikipedia.org/wiki/Analytical_quality_control

    Quality control begins with sample collection and ends with the reporting of data. [4] AQC is achieved through laboratory control of analytical performance. Initial control of the complete system can be achieved through specification of laboratory services, instrumentation, glassware, reagents, solvents, and gases.

  7. How the cast of 'A Complete Unknown' found their way ... - AOL

    www.aol.com/cast-complete-unknown-found-way...

    Timothée Chalamet, Edward Norton and other stars of Bob Dylan film "A Complete Unknown" spent months learning to sing and play to re-create the past.

  8. Laboratory quality control - Wikipedia

    en.wikipedia.org/wiki/Laboratory_quality_control

    Laboratory quality control is designed to detect, reduce, and correct deficiencies in a laboratory's internal analytical process prior to the release of patient results, in order to improve the quality of the results reported by the laboratory. Quality control (QC) is a measure of precision, or how well the measurement system reproduces the ...

  9. 21 Best 1990s Baby Names That Are Still Relevant Today - AOL

    www.aol.com/21-best-1990s-baby-names-183900203.html

    Tyler. Another name that exploded in popularity during the 1990s, Tyler is an English name with a literal meaning: "maker of tiles." In the 1990s, just over 262,000 Tylers were born in the United ...