<documents_info>Analytical Techniques for Measuring Air Pollutants,Methods for Monitoring Water Quality,Soil Sampling and Analysis,Toxicity Testing of Chemicals on Aquatic Organisms,Life Cycle Assessment of Products</documents_info>
<query>How can we determine the presence and concentration of pollutants in water samples?</query>
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Algorithm
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<documents_info>Analytical Techniques for Measuring Air Pollutants,Methods for Monitoring Water Quality,Soil Sampling and Analysis,Toxicity Testing of Chemicals on Aquatic Organisms,Life Cycle Assessment of Products</documents_info>
<query>How can we determine the presence and concentration of pollutants in water samples?</query>
user
Chunk
assistant
How can we determine the presence and concentration of pollutants in water samples?
Analytical Techniques for Measuring Air Pollutants,Methods for Monitoring Water Quality,Soil Sampling and Analysis,Toxicity Testing of Chemicals on Aquatic Organisms,Life Cycle Assessment of Products