| A Science of Impurity |
| Acknowledgments |
| A Note on Notes |
| Commonly Used Acronyms and Abbreviations |
| Introduction |
| 1— The Most Difficult Operation in Chemistry: The Analysis of Mineral Waters |
| 2— Water Analysis and the Hegemony of Chemistry, 1800–40 |
| • | The Marketing of Chemistry: Brande and Taylor |
| • | The Contexts of Mineral Water Analysis |
| • | Analysis As Travelogue: Frederick Accum, 1808, 1819 |
| • | Torbern Bergman and the Synthesis of Artificial Mineral Waters |
| • | The Logic of Mineral Water Analysis |
| • | The Foundations of Authority: Baconians and the Ideology of Progress |
| • | Ducking Disagreement; Avoiding Anomalies |
| 3— London's Water: The Dress Rehearsal of 1828 |
| 4— The 'Hard Water and Animalculae Sellers': Analysis and Politics in London, 1849–52 |
| 5— Nitrogen and Nihilism, 1852–68 |
| 6— Edward Frankland: The Analyst As Activist |
| 7— Frankland and the Chemists, 1866–85 |
| 8— Water Analysis and the Working Sanitarian |
| 9— Counting the Countless: The Temptations of Quantitative Bacteriology, 1880–90 |
| 10— What's Bacteriology For? Disenchantment and a New Realism, 1890–98 |
| Conclusion: What Are Experts for? |
| Notes |
| Appendix: Edward Frankland's Justification of Analytical Interpretations, 1868–76 |
| Bibliographic Essay |
| Index |