7.2.1 - Detection Limits
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Practice Questions
Test your understanding with targeted questions
Define sample volume.
💡 Hint: Consider how much of a material you would need to analyse it.
What does detection limit refer to?
💡 Hint: Think about the smallest amount that an instrument can notice.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does a detection limit refer to?
💡 Hint: Think about what it means to detect something.
True or False: A detection limit of zero means no analytes are present.
💡 Hint: Consider how detection limits work.
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Challenge Problems
Push your limits with advanced challenges
If a balance has a sensitivity of 0.01 mg and detects a solution of TSS at 0.005 mg/L, calculate what volume you will need to sample to ensure detection.
💡 Hint: Identify the required volume that ensures measurement above the detection limit.
A lab uses four different instruments with varying detection limits. Discuss how these differences could impact the results of a study measuring particulate matter in the air.
💡 Hint: Consider how detection limits can affect the reliability of environmental data.
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