An ion chromatograph is used for the determination of chloride ions. Seven replicate asurements of low level samples are performed and the results are: 20, 21, 18, 22, 20, 22,

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(5) An ion chromatograph is used for the determination of chloride ions. Seven replicate
measurements of low level samples are performed and the results are: 20, 21, 18, 22, 20, 22, and
21 µg/L. What is the method detection limit for chloride?
Transcribed Image Text:(5) An ion chromatograph is used for the determination of chloride ions. Seven replicate measurements of low level samples are performed and the results are: 20, 21, 18, 22, 20, 22, and 21 µg/L. What is the method detection limit for chloride?
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