what is tracer elements
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Hi my dear friend,
a chemical element present only in minute amounts in a particular sample or environment.
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trace elements. Chromium, cobalt, copper, iron, manganese, magnesium, molybdenum, selenium, zinc, and other elements that occur in very small amounts (usually less than 1 to 10 parts per million) as constituents of living organisms, and are necessary for their growth, development, and health.
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In analytical chemistry, a trace element is one whose average concentration is less than 100 parts per million (ppm) measured in the atomic count or less than 100 micrograms per gram.