Environmental laboratories are often required to demonstrate that their procedures do not introduce background contamination or interferences that would result in false positives or poor analytical performance.
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In the United States, the Environmental Protection Agency (EPA) establishes performance criteria in which laboratories must demonstrate their technical capability to produce results that are accurate and consistent with industry standards. In this blog, I will explain what peak asymmetry is and why laboratories utilize it for EPA method 537.1.
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Every day, you are exposed to toxic pollutants at various levels and frequencies. There are thousands of different toxins that exist in the world, most of them being directly related to the activities of humans.
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Have you ever heard about monitoring wastewater for Covid-19 outbreaks? If you haven’t, let me be the first to tell you that environmental chemists can monitor Coronavirus outbreaks on a routine basis. This procedure represents a scientific field referred to as Wastewater-Based Epidemiology.
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If you live in an urban area or city, then you may be familiar with paying a water bill for the water you utilize in your home. For the most part, this water bill covers the cost of water testing, treatment, and transportation from your regional water facility to your home. When you look at the life cycle of your tap water, the journey it takes to make it to your home is quite amazing.
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Throughout my entire life I have always had an appreciation for water. Growing up in the Midwest, I spent my summers at the lake and winters in the snow. As a child, school taught me that water makes up ~70% of the earth’s surface and that most of that water is oceanic water (aka-salt water).
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