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IntroductionIntroduction

Chapter 1Chapter 1

Instrumental MeasurementInstrumental Measurement

FluorimeterFluorimeter

Properties employed in Properties employed in Instrumental MethodsInstrumental Methods

Examples of Instrumental Examples of Instrumental ComponentsComponents

Selecting Analytical MethodSelecting Analytical Method

Method Choice (continued)Method Choice (continued)

Dynamic RangeDynamic Range

Signal to NoiseSignal to Noise

Precision and AccuracyPrecision and Accuracy

Uncertainty vs. Uncertainty vs. ConcentrationConcentration

Precision of Analytical Precision of Analytical MethodsMethods

AccuracyAccuracyPrecisionPrecisionDeterminate ErrorDeterminate Error(systematic)(systematic)Indeterminate Error Indeterminate Error (Random)(Random)

Method of Standard Method of Standard AdditionsAdditions

Problem 1-11Problem 1-11

Fluormetric Determination of Phenobarbital

y = 3.164x + 3.246

R2 = 0.9999

-4

-2

0

2

4

6

8

10

12

-2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5

Volume (mL)

Fluo

rimet

er R

eadi

ng


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