CLINICAL LAB SCIENEC

xiv
CONTENTS
Laboratory and Scientific Systems of Measurement 209
Elements Used in the Metric System 210
Useful Metric Terms 211
Converting Units of Measurement 211
Converting One Metric Unit to Another 211
Converting English Units to Metric Units 212
Converting Temperature from Degrees Fahrenheit to Degrees Celsius 214
Formula for Converting Fahrenheit to Celsius 214
International System of Units (SI) 214
Preparing Solvents for Use in the Medical Laboratory 216
Reagent Grade Water 216
Type I 217
Type II 217
Type III 217
Methodology for Preparing Pure Water 217
Deionized Water 217
Distilled Water 217
Other Methods of Purifying Water 217
Measuring Solution Strength 218
Percent Solutions 218
Molar Solutions 218
Molal Solutions 219
Normal Solutions 219
pH-Adjusted Solutions 220
Principle of Adjusting pH 220
pH Meter 220
Specifi c Gravity 221
Differences between Values by Three Types of Specifi c Gravity Determinations 221
Preparing Solutions from a More Concentrated Strength to a More
Diluted Strength 222
Calculations for Obtaining the Desired Solution Strength 222
Dilutions 223
Serial Dilutions of Sample 224
Procedure for Serial Dilution 224
Interpretation 225
Beer’s Law 225
Kinetic Enzyme Calculations 226
Assay Conditions 227
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