1. The following measurements were recorded by running a blank and six standard solutions on a single channel instrument. The measurements for each solution were recorded six times on that instrument. Determine the following for this instrument: a) The limit of linearity b) Limit of detection c) Limit of quantitation d) Linear dynamic range e) Calibration sensitivity for the linear dynamic range Blank 1.5 -0.5 -1.0 1.1 -0.3 0.8 5 ppm Pb 19.3 20.9 20.7 24.0 17.6 20.5 10 ppm Pb 50.0 48.4 53.6 51.4 48.1 50.2 15 ppm Pb 76.7 73.1 75.2 75.9 71.9 74.9 20 94.4 92.3 96.4 93.4 95.9 97.6 ppm Pb 25 ppm Pb 108.9 100.5 100.9 108.0 106.3 102.8 30 ppm Pb 106.2 107.7 107.0 112.4 109.7 110.4

1. The following measurements were recorded by running a blank and six standard solutions on a single channel instrument. The measurements for each solution were recorded six times on that instrument. Determine the following for this instrument: a) The limit of linearity b) Limit of detection c) Limit of quantitation d) Linear dynamic range e) Calibration sensitivity for the linear dynamic range Blank 1.5 -0.5 -1.0 1.1 -0.3 0.8 5 ppm Pb 19.3 20.9 20.7 24.0 17.6 20.5 10 ppm Pb 50.0 48.4 53.6 51.4 48.1 50.2 15 ppm Pb 76.7 73.1 75.2 75.9 71.9 74.9 20 94.4 92.3 96.4 93.4 95.9 97.6 ppm Pb 25 ppm Pb 108.9 100.5 100.9 108.0 106.3 102.8 30 ppm Pb 106.2 107.7 107.0 112.4 109.7 110.4

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

1. The following measurements were recorded by running a blank and six standard solutions on a single
channel instrument. The measurements for each solution were recorded six times on that instrument.
Determine the following for this instrument:
a) The limit of linearity
b) Limit of detection
c) Limit of quantitation
d)
Linear dynamic range
e)
Calibration sensitivity for the linear dynamic range
Blank
1.5
-0.5
-1.0
1.1
-0.3
0.8
5 ppm Pb
19.3
20.9
20.7
24.0
17.6
20.5
10 ppm Pb
50.0
48.4
53.6
51.4
48.1
50.2
15 ppm Pb
76.7
73.1
75.2
75.9
71.9
74.9
20 ppm Pb
94.4
92.3
96.4
93.4
95.9
97.6
25 ppm Pb
108.9
100.5
100.9
108.0
106.3
102.8
30 ppm Pb
106.2
107.7
107.0
112.4
109.7
110.4

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