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3 cards from this section. Quick, good the night before a test.
What is the purpose of extraction in analyzing organics in water?
Consider what might be present in low concentrations.
Name one common solvent used in liquid-liquid extraction.
Think of a solvent that doesn't mix with water.
What is the main goal of extracting organics from water?
Think about what you want to measure.
True or False: Interference in analysis can only come from other organic compounds.
Consider all substances present.
A water sample containing a mixture of PAHs, oils, and metals was collected from a wastewater treatment plant. Describe a method to analyze PAHs without the interference of oils and metals.
Think of separation techniques.
You need to filter a water sample through a 0.1-micron filter but face slow filtration rates. Describe an alternative approach.
Consider filtration techniques available.
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