Introduction to Metals | |
Introduction to Elements | p. 1 |
Periodic Table of Elements | p. 4 |
Properties of Metals, Nonmetals, and Metalloids | p. 9 |
Early History of Metal Use | p. 11 |
Sources of Metals and Their Compounds | p. 11 |
Sources of Metal Pollution | p. 11 |
Discussion of Metallic Elements | |
Representative Elements | p. 13 |
Transition Metals | p. 20 |
Metalloids | p. 31 |
Heavy Metals | p. 31 |
Metallic Substances Essential to Life | p. 32 |
Toxicity of Metals | |
General Discussion of Toxicity | p. 39 |
Metal Toxicity | p. 44 |
Toxic Effects of Selected Representative Metals | p. 46 |
Toxicity of Selected Transition Metals | p. 50 |
Toxicity of Selected Metalloids | p. 55 |
Standards Related to Metallic Pollutants | |
Environmental Law | p. 59 |
Drinking Water Standards | p. 61 |
Surfacewater Standards | p. 67 |
Agriculturally Used Waters | p. 69 |
Industrial Waters | p. 71 |
Waste Characterization | p. 72 |
Hazardous Waste Characterization | p. 73 |
Air Pollution and Control | p. 74 |
ISO 14001 and Environmental Law | p. 77 |
Fundamentals of Spectroscopy | |
Early History of the Nature of Light | p. 79 |
Electromagnetic Radiation | p. 80 |
Continuous and Line Spectra | p. 82 |
Absorption and Emission | p. 83 |
Beer's Law | p. 85 |
Atomic Spectroscopy Techniques | p. 86 |
Molecular Spectrophotometry | |
Molecular Absorption and Color | p. 89 |
Molecular Absorption Spectrophotometry | p. 89 |
Single-Beam and Double-Beam Spectrophotometers | p. 93 |
Type of Spectrophotometers | p. 94 |
Summary of Molecular Spectrophotometry | p. 97 |
Spectrophotometer Calibration | p. 97 |
Performance Check of UV/Vis and IR Spectrophotometer | p. 100 |
Maintenance of the UV/Vis and IR Spectrophotometers | p. 101 |
Atomic Absorption Spectrometry | |
Introduction | p. 103 |
Steps in the Atomic Absorption Process | p. 104 |
Atomic Absorption Spectrophotometer Components | p. 105 |
Single- and Double-Beam Instruments | p. 109 |
Atomic Absorption Measurement Terms | p. 109 |
Techniques in AAS Measurement | p. 112 |
Interference in AAS Techniques | p. 113 |
Safety in AAS Work | p. 118 |
Quality Control | p. 118 |
Maintenance of AA Spectrophotometers | p. 118 |
AAS Performance Checks | p. 119 |
Sample Collection and Sample Preparation | p. 119 |
Direct Aspiration or Flame Atomic Absorption Spectrometry (FAAS) | |
Principle | p. 121 |
Direct Air-Acetylene Flame Method | p. 121 |
Direct Nitrous Oxide-Acetylene Flame Method | p. 124 |
Interferences, Safety, and Quality Control Requirements in FAAS | p. 126 |
Maintenance of FAA Spectrophotometer | p. 126 |
Performance Check of FAA Spectrophotometer | p. 126 |
Graphite Furnace Atomic Absorption Spectrometry | |
General Discussion | p. 129 |
Apparatus | p. 130 |
Analysis by Graphite Furnace Spectrophotometer | p. 132 |
Interferences and the Graphite Furnace | p. 135 |
Stabilized Temperature Platform Furnace (STPF) | p. 139 |
Quality Control Requirements | p. 140 |
Maintenance of Graphite Atomic Absorption Spectrophotometer | p. 140 |
Performance Check of Graphite Atomic Absorption Spectrophotometer | p. 140 |
Cold-Vapor Atomic Absorption Spectrometry | |
General Discussion | p. 143 |
Apparatus | p. 144 |
Procedure | p. 145 |
Interference | p. 149 |
Quality Control Requirements | p. 150 |
Calculations and Reporting | p. 150 |
Safety | p. 151 |
Hydride-Generation Atomic Absorption Technique | |
Principle | p. 153 |
Application | p. 153 |
Apparatuses and Materials | p. 154 |
Interferences | p. 157 |
Sample Collection, Preservation, and Handling | p. 158 |
Preparation of Samples and Standards for Total Arsenic and Selenium | p. 158 |
Procedure | p. 158 |
Quality Control Requirements | p. 159 |
Inductively Coupled Plasma Atomic Emission Spectroscopy | |
Atomic Emission Spectroscopy (AES) | p. 161 |
General Characteristics of ICP-AES | p. 162 |
ICP-AES Instrumentation | p. 166 |
Interferences in ICP-AES | p. 172 |
Reagents and Standards | p. 174 |
Procedure | p. 175 |
Quality Control | p. 178 |
Quality Control in Metals Analysis | |
General Discussion | p. 179 |
Glassware Used in Metals Analysis | p. 179 |
Chemicals | p. 180 |
Laboratory-Pure Water | p. 180 |
Field Quality Control | p. 181 |
Instrument Calibration | p. 184 |
Instrument Performance Check | p. 190 |
Laboratory QC Checks | p. 192 |
Detection Limits | p. 194 |
Accuracy and Precision | p. 196 |
Sample Collection for Metals Analysis | |
General Considerations in Sampling | p. 203 |
Automatic Samplers | p. 205 |
Sample Containers | p. 206 |
Sample Preservation | p. 207 |
Special Sampling Procedures | p. 207 |
Holding Time | p. 208 |
Field Records | p. 208 |
Field Quality Control | p. 214 |
Sample Collection from Different Matrices | p. 216 |
Sample Preparation for Metals Analysis | |
General Discussion | p. 227 |
Digestion Procedures for Metals | p. 228 |
Acid Digestion for Total and Dissolved Metals | p. 233 |
Acid Digestion of Aqueous Samples and Extracts for Total Metals by Flame Atomic Absorption Spectrometry (FAAS) and Inductively Coupled Plasma (ICP) Analyzer | p. 234 |
Acid Digestion of Aqueous Samples and Extracts for Total Metals by Graphite Furnace Spectroscopy (GrAAS) | p. 234 |
Sample Preparation for Arsenic and Selenium Determination by Graphite Furnace Spectroscopy (GrAAS) | p. 235 |
Sample Preparation for Silver Determination | p. 236 |
Sample Preparation for Antimony Determination | p. 236 |
Sample Preparation for Mercury Determination (Cold-Vapor Technique) | p. 236 |
Acid Digestion of Sediments, Sludges, and Soils for Total Metals Analysis | p. 237 |
Dissolution Procedure for Oils, Greases, and Waxes | p. 239 |
Sample Preparation for Hexavalent Chromium (Chelation/Extraction) | p. 239 |
Extraction Procedure (EP) Toxicity | p. 241 |
Extraction Procedure for Oily Wastes | p. 244 |
Documentation during Sample Preparation | p. 246 |
Disposal of Samples, Digestates, Extracts, and Other Wastes | p. 246 |
Converting Raw Data Into Reportable Form | |
Responsibilities of the Analyst | p. 249 |
Calculations for Final Values | p. 250 |
Records for Raw and Calculated Data | p. 256 |
Evaluation and Approval of Analytical Data | p. 260 |
Reporting Analytical Data | |
Required Documentation | p. 265 |
Significant Figures in Analytical Reports | p. 266 |
Units Used To Express Analytical Results | p. 266 |
Confidence Interval | p. 267 |
Report Format | p. 267 |
Selected Methods for Determination of Metals in Environmental Samples | |
Methodology | p. 269 |
Aluminum | p. 271 |
Antimony | p. 273 |
Arsenic | p. 274 |
Barium | p. 276 |
Beryllium | p. 277 |
Bismuth | p. 279 |
Cadmium | p. 279 |
Calcium | p. 280 |
Chromium | p. 285 |
Hexavalent Chromium | p. 286 |
Cobalt | p. 289 |
Copper | p. 290 |
Iron | p. 291 |
Lead | p. 292 |
Lithium | p. 293 |
Magnesium | p. 293 |
Manganese | p. 293 |
Mercury | p. 294 |
Molybdenum | p. 294 |
Nickel | p. 296 |
Potassium | p. 296 |
Selenium | p. 297 |
Silver | p. 299 |
Sodium | p. 300 |
Thallium | p. 300 |
Tin | p. 301 |
Vanadium | p. 302 |
Zinc | p. 303 |
Laboratory Safety Rules | |
Laboratory Hazards | p. 305 |
Safe Handling of Compressed Gases | p. 309 |
Stockroom Safety Rules | p. 310 |
Summary of Laboratory Safety Rules | p. 311 |
Appendices | |
Operation of Mass Spectrophotometer | p. 313 |
Silicon Chips | p. 317 |
Lasers | p. 321 |
Metals and Plants | p. 323 |
Toxicity of Cyanide | p. 333 |
Components of Nucleic Acid | p. 335 |
Polarized Light | p. 339 |
Stock Metal Solutions | p. 341 |
Calculation for Solid Matrices | p. 345 |
Plasma | p. 347 |
Soxhlet Extraction | p. 349 |
SI Units and Conversion Factors | p. 351 |
References | p. 353 |
Index | p. 355 |
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