sentence: More sophisticated approaches are used in the determination of trace metals and organic compounds.
sentences_before: Common analytical techniques used for quantitative determinations in environmental chemistry include classical wet chemistry, such as gravimetric, titrimetric and electrochemical methods.
sentences_after: Non-MS methods using GCs and LCs having universal or specific detectors are still staples in the arsenal of available analytical tools.
concept_name: sophisticated approach
headings: Environmental chemistry Methods
categories: Biochemistry Chemistry Water pollution