Given the calibration curve below, what is the limit of linearity? Absorbance 2000 1800 1600 1400 1200 1000 800 600 400 200 0 (0.2 μg/ml Ο 0.4 μg/ml 0 0.2 Non-linear regresssion 0.4 0.6 0.8 R²=0.9966 1 1.2 Concentration µg/μl 1.4 1.6

Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter34: Particle Size Determination
Section: Chapter Questions
Problem 34.6QAP
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Given the calibration curve below, what is the limit of linearity?
Absorbance
2000
1800
1600
1400
1200
1000
800
600
400
200
0
Ο 0.2 μg/ml
Ο 0.4 μg/ml
Ο 0.8 μg/ul
Ο 1.2 μg/ul
0
Non-linear regresssion
......
1
Concentration µg/μl
0.2 0.4 0.6
0.8
R²=0.9966
1.2
1.4
1.6
Transcribed Image Text:Given the calibration curve below, what is the limit of linearity? Absorbance 2000 1800 1600 1400 1200 1000 800 600 400 200 0 Ο 0.2 μg/ml Ο 0.4 μg/ml Ο 0.8 μg/ul Ο 1.2 μg/ul 0 Non-linear regresssion ...... 1 Concentration µg/μl 0.2 0.4 0.6 0.8 R²=0.9966 1.2 1.4 1.6
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