Question: Trace analysis can be divided into many subcategories, depending on how small of an amount of analyte must be detected and on the size

Trace analysis can be divided into many subcategories, depending on how small of an amount of analyte must be detected and on the size of the samples that is being used. (a) Differentiate between "trace analysis" and "ultratrace analysis" in chemical testing (b) Compare and contrast the advantages and advantages of instrumental method over the classical method in chemical testing.

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