Manual of Methods for General Bacteriology |
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Page 316
... counting efficiency of 14C in channel 2 ) tritium efficiency in channel 2 The counting efficiency of channel 2 for the lower - energy isotope ( 3H in this case ) can be optimized first by adjustment of discriminator settings using a ...
... counting efficiency of 14C in channel 2 ) tritium efficiency in channel 2 The counting efficiency of channel 2 for the lower - energy isotope ( 3H in this case ) can be optimized first by adjustment of discriminator settings using a ...
Page 317
... counting time is required to obtain a ratio of given precision than for the internal standard method . In this method , sample counting can be repeated . External standard method . Newer instru- ments are equipped with a gamma source of ...
... counting time is required to obtain a ratio of given precision than for the internal standard method . In this method , sample counting can be repeated . External standard method . Newer instru- ments are equipped with a gamma source of ...
Page 318
... counting background . Additional expressions and tables are available for determination of times required for counting background and for total count with a given standard error , limits of detection of radioactivity , and the correct ...
... counting background . Additional expressions and tables are available for determination of times required for counting background and for total count with a given standard error , limits of detection of radioactivity , and the correct ...
Contents
Determinative Methods of Light Microscopy R N DOETSCH | 34 |
Cell Fractionation CARL A SCHNAITMAN | 52 |
RALPH N COSTILOW Editor | 63 |
Copyright | |
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acetate Add per liter Adjust agar amino acids anaerobic aqueous assay autoclaving bacteria bacterial cells Bacteriol bacterium biotin broth buffer calcium pantothenate carbon centrifuge chemical coli colonies column components compounds concentration containing cover slip culture described determine dilution Dissolve distilled water electron microscopy endospores enrichment enzyme Escherichia coli ethanol film filter filtration flask folic acid fraction glass glucose gradient gram-negative grid growth heat hydroxylapatite Incubate inoculated isolation laboratory lipids liquid measure medium membrane method mg/liter Microbiol microbiology mixture mutagens mutants NaCl nitrogen nutrient organisms oxidation oxygen pellet phage pipette plasmid plate prepared procedure protein reaction reagent remove salts sample slide sodium solution specific specimen staining standard sterile substrate sucrose surface suspension Table techniques temperature thiamine tion tube vials vitamin vitamin B12 vol/vol volume Wash wt/vol yeast extract