238 



INDEX 



Flame photometry, 128-129 

 Fluorescence measurements, 127-128 

 Fluorimeters, 127 

 Fraction collectors, in chromotography, 



155-156 

 Freeze-drying technique, 74 

 Fresh weight, 191 



Galvanometer, 114, 182 



Gas analyzer, infrared, 140-141, 180 



Gas chromatography, 159 



Gas discharge lamp, 115 



Gas exchange, measurement of, 130- 

 142 

 Charles' law, 132 

 chemical techniques, 131 

 comparing results of experiments, 



136 

 Gay-Lussac's law, 132 

 infrared gas analyzer, 140-141 

 magnetic oxygen analyzer, 142 

 manometric technique, 131-140 

 photosynthesis, 130, 132, 137-138 

 respiration, 130, 131, 132, 137-138 



Gas law, 132 



Gay-Lussac's law, 132 



Geiger-Miiller tube, 167-168, 169 



Glassware, volumetric, 42-46, 50 



Graphs, 228 



H 



Haldane, J. S., 131 



Hales, Stephen, 13 



Handbook of Biological Data, The, 25 



Harvey, William, 13 



Heat, 37-38 



Heteroatomic bonds, 120 



Hevesy, Georg von, 163 



Hill, R., 62 



Homogenizer, 73 



Huygen's principle, 90 



Hydrogen lamp, 115, 117 



Hypothesis, defined, 7 



I 



Inductive reactance, 175 

 Inductive reasoning, 7 

 Infrared gas analyzer, 140-141, 180 

 Infrared spectrophotometers, 119, 120 

 Input transducers, 179-182 

 Instrumentation, for experiments, 53- 

 60, 112-117 

 analytical, for colorimetry, 112-117 

 building instruments, 55—60 



components, assembling, 57-60 

 construction of parts, 58 

 glass apparatus, 58-59 

 design, 55-57 

 "elegant," 53 

 safety hazards, 55 

 International Bureau of Weights and 



Measures, 34 

 International Business Machines Corp., 



27, 28 

 Ion exchange chromatography, 153- 



154, 155, 156, 157 

 Isotopic tracers, 12, 160-172 

 advantages in use of, 160-161 

 detection methods, 167-170 



Geiger-Miiller tube, 167-168, 169 

 scaling circuits, 168 

 scintillation counter, 168 

 of stable isotopes, 169-170 

 laboratory safety, 160, 171-172 

 radiation and radioactivity, 162 

 tracer experiment, 161-162 

 development of, 163 

 selection of isotopes, 163-166 



Johns Hopkins University, 23 



Joules, 38 



Journals, scientific, 19, 20-21, 23-24 



Kelvin temperature scale, 38 

 Kontes Glass Company, 59 



