INDEX.
Reading edition
A.
Acidity, determination of, 39.
Acids, mineral, 41.
Agar, nutrient, 94, 96. lactose-litmus, 97.
Alkali carbonates, 39.
Alkalinity, determination of, 35.
Albuminoid nitrogen, 20.
Aluminium sulfate, determination of, 41. analysis of, 78.
Aluminium and iron, determination of, 57.
Ammonia nitrogen, determination of, 15.
Apparatus, bacteriological, 93.
Application of colon group tests, 102.
Arsenic, determination of, 63.
Azolitmin solution, 96.
B.
Bacillus aërogenes, reactions, 108. cloacae, reactions, 108. coli, reactions, 108.
B. coli group, tests, 100. application of, 102. fecal and non-fecal, 106. summary of tests, 104.
Bacteriological examination, 93. bibliography, 110.
Basicity ratio, 80.
Bibliography, bacteriological, 110. chemical, 82. microscopical, 91.
Biochemical oxygen demand, 71. in sludge and mud, 76.
Bismuthate method (Mn), 49.
Boric acid, 63.
Bottles, sample, 1, 93. dilution, 93.
Bromine and iodine, determination of, 61.
Broth, nutrient, 95. sugar, 95.
C.
Calcium, determination of, 57.
Carbon dioxide, determination of, 40.
Chemical analysis, water and sewage, 1. bibliography, 82.
Chemicals, analysis of, 77.
Chloride, determination of, 41.
Chlorine, determination of, 64.
Coefficient of fineness, 8.
Collection of samples, bacteriological, 93. chemical, 1.
Colon group, tests (see “B. coli”), 100.
Color, determination of, 9.
Copper, determination of, 53, 55.
Counting (bacterial), 99.
Cultural characters of colon group, 108.
Culture media, 94. azolitmin solution, 96. Endo’s medium, 97. litmus-lactose-agar, 97. litmus solution, 96. methyl red test, 107. nutrient agar, 96. nutrient broth, 95. nutrient gelatin, 96. sterilization, 95. sugar broth, 95. titration, 94. tryptophane broth, 107.
D.
Dilution (bacteriological), 98.
Dissolved oxygen, 65.
E.
Effluents, relative stability of, 69. biochemical, oxygen, demand of, 71.
Endo’s medium, 97.
Erythrosine indicator, 36.
Ether—soluble matter, 69. in sludge and mud, 75.
Evaporation, 29.
Expression of results (see under “Results”).
F.
Fat, determination of, 69, 75.
Fecal and non-fecal members, colon group, 106.
Fermentation tubes, 93.
Ferrous sulfide in sludge and mud, 76.
Ferrous iron, determination of, 47.
Ferric iron, determination of, 48.
Fineness, coefficient of, 8.
114G.
Gelatin media, 94, 96.
H.
Hardness, determination of, 30. bicarbonate, 37. carbonate, 38. hydroxide, 38. non-carbonate, 34. temporary, 34.
Hydrogen sulfide, determination of, 63.
Hydrogen-ion determination, 94.
I.
Ignition, loss on, 30.
Incubation, 99.
Indol test, broth for, 107.
Indicators, 36, 94, 107.
Iodine and bromine, determination of, 61.
Iron and Aluminium, separation, 57. analysis of, 79.
Iron, determination of, 43. standards, 45. sulfate, determination of, 41. analysis of, 81.
L.
Lacmoid indicator, 36.
Lead, determination of, 51, 55.
Lime, analysis of, 80.
Lithium, determination of, 60.
Litmus reagent, 94. lactose-agar, 97. solution, 96.
M.
Manganese, determination of, 48.
Materials, bacteriological, 93.
Meat extract, 93.
Media, culture (see “Culture media”), 94–7, 107.
Methyl orange indicator, 37.
Methyl red media, 107. test, 107.
Microscopical bibliography, 91. examination, 89.
Mineral analysis, 56.
Moisture in sludge and mud, 74.
Mud deposits, analysis, 73.
N.
Nessler’s reagent, color standards, 10. ammonia determination, 19.
Nitrogen, 15. ammonia, 15. albuminoid, 20.
Nitrogen, in sludge and mud, 74. nitrate, 23. nitrite, 22. organic, 21. total, 25.
Nutrient media (see “Culture media”), 94, 107.
O.
Odor, 12.
Organic nitrogen, 21.
Oxygen consumed, 25. demand, biochemical, 71. dissolved, 65. in fresh and sea water (table), 68.
P.
Peptone, authorized brands, 93.
Persulfate method (Mn), 48.
Petri dishes, 93.
Phenoldisulfonic acid method (nitrate), 23.
Phenolphthalein indicator, 36, 94.
Physical examination, 4.
Pipettes, bacteriological, 93.
Plating, bacteriological, 99.
Platinum-cobalt color standard, 9. wire turbidity, 5.
Potassium, determination of, 59.
Presumptive tests, colon group, 102.
R.
Reactions of colon group, 108.
Reaction of culture media, 94. of sludge and mud, 73.
Reduction method (nitrate), 24.
Relative stability method, 71.
Residue on evaporation, 29.
Results, expression of, bacteriological, 103. chemical examination, 14. color, 8. odor, 12.
Results, interpretation of (bacteriological), 106.
Routine procedure (bacteriological), 108.
S.
Samples, bacterial, 93. bottles, 1. chemical, 1. interval before analysis of, 2. quantity required, 1. representative, 3. sludge and mud, 73.
Sewage sludge, analysis, 73.
Silica, determination of, 56.
115Soda ash, analysis of, 82.
Soap method (hardness), 31.
Sodium and potassium, 58.
Solids, total, fixed, volatile, 29.
Specific gravity of sludge and mud, 74.
Stability, relative, of effluents, 69. method, relative, 71.
Standards, ammonia, 17. chlorine, 65. color, 9. hardness, 32. iron, 45. Nessler, color, 10. platinum-cobalt, 10. turbidity, 4.
Sterilization of media, 95.
Storage of samples, 2, 98.
Sugars for media, 94.
Sugar broths, 95.
Sulfate, K and Na, 58.
Suspended matter, 30.
T.
Tin, determination of, 54, 55.
Tintometer, Lovibond, 11.
Titration of media, 94.
Total nitrogen, 25. residue on evaporation, 29.
Tryptophane broth, 107.
Turbidity, 4. coefficient of fineness, 8. platinum wire method, 5. rod, graduation, 6. standard, 4. turbidimetric method, 7. turbidometer, graduation, 8.
V.
Voges-Proskauer test, 107.
Volatile matter, 29. in sludge and mud, 74.
Z.
Zinc, 52.
TRANSCRIBER’S NOTES
Silently corrected typographical errors and variations in spelling.
Archaic, non-standard, and uncertain spellings retained as printed.
The Chemical Bibliography was reformatted in footnote style.
The Bacteriological Bibliography was reformatted in footnote style and the numbering was increased by 200.