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WASTEWATER LAB ANALYST CERTIFICATION PRACTICE EXAM (ACTUAL EXAM) WITH QUESTIONS WITH VERY ELABORATED ANSWERS CORRECTRY WELL ORGANIZED LATEST 2024 – 2025 ALREADY GRADED A+ $14.99   Add to cart

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WASTEWATER LAB ANALYST CERTIFICATION PRACTICE EXAM (ACTUAL EXAM) WITH QUESTIONS WITH VERY ELABORATED ANSWERS CORRECTRY WELL ORGANIZED LATEST 2024 – 2025 ALREADY GRADED A+

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WASTEWATER LAB ANALYST CERTIFICATION PRACTICE EXAM (ACTUAL EXAM) WITH QUESTIONS WITH VERY ELABORATED ANSWERS CORRECTRY WELL ORGANIZED LATEST 2024 – 2025 ALREADY GRADED A+

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  • August 29, 2024
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  • WASTEWATER LAB ANALYST
  • WASTEWATER LAB ANALYST
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NurseLNJ
WASTEWATER LAB ANALYST
CERTIFICATION PRACTICE EXAM (ACTUAL
EXAM) WITH QUESTIONS WITH VERY
ELABORATED ANSWERS CORRECTRY WELL
ORGANIZED LATEST 2024 – 2025 ALREADY
GRADED A+




Disposal of biosolids is covered under:



(a) 40 CFR 258

(b) 40 CFR 136

(c) 40 CFR 503

(d) 40 CFR 160 - ANSWERS-C



Explanation

, 40 CFR 503, Standards for the use or disposal of sewage sludge, covers the
disposal of biosolids. 40 CFR 258 is criteria for municipal solid waste landfills. 40
CFR 136 is guidelines for establishing test procedures for the analysis of
pollutants. 40 CFR 160 is good laboratory practice standards.



The proper collection and preservation for samples collected for mercury analysis
is:



(a) collect in a Mason® jar and send to the lab

(b) collect in a pre-cleaned glass or polyethylene container

(c) add acid

(d) add nitric acid to pH <2 - ANSWERS-B,D



Explanation

Sampling requirements (40 CFR 136.3, Table II) for mercury are: container -
polyethylene or glass; preservation - nitric acid to pH <2; maximum holding time -
28 days.



Within the federal agency that develops wastewater regulations, the Office that is
responsible for the wastewater programs is:



(a) Office of Enforcement

(b) Office of Research and Development

(c) Office of Solid Waste and Emergency Response

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