Public health laboratory work, including methods employed in bacteriological research, with special reference to the examination of air, water and food contributedBlakiston, 1893 - 491 pages |
From inside the book
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Page x
... Collecting samples 187 Examination by the senses 190 CHAPTER III . Carbonic acid 192 Pettenkofer's alkalimetric method of estimating the car- bonic acid in the atmosphere . • 194 CHAPTER IV . The organic matter in the air Ammonia X ...
... Collecting samples 187 Examination by the senses 190 CHAPTER III . Carbonic acid 192 Pettenkofer's alkalimetric method of estimating the car- bonic acid in the atmosphere . • 194 CHAPTER IV . The organic matter in the air Ammonia X ...
Page xi
... collected from various sources 231 Marsh air 231 Sewer air 232 Air over burial grounds · 232 The air of mines . 233 The air during fogs • 233 Ground air . 233 CHAPTER IX . Scheme for the detection of gases when CONTENTS . xi.
... collected from various sources 231 Marsh air 231 Sewer air 232 Air over burial grounds · 232 The air of mines . 233 The air during fogs • 233 Ground air . 233 CHAPTER IX . Scheme for the detection of gases when CONTENTS . xi.
Page 7
... collected . A condensing apparatus can be readily improvised , but since either Graham's or Liebig's instruments are cheap ( involving the outlay of only a few shillings ! ) and at the same time are less liable to leak , yield ...
... collected . A condensing apparatus can be readily improvised , but since either Graham's or Liebig's instruments are cheap ( involving the outlay of only a few shillings ! ) and at the same time are less liable to leak , yield ...
Page 21
... collecting a sample of drinking water for analysis , it will be opportune to con- sider at the outset a few points under ... collected for analysis under exactly those circumstances regarding which it is ordinarily obtained for drinking ...
... collecting a sample of drinking water for analysis , it will be opportune to con- sider at the outset a few points under ... collected for analysis under exactly those circumstances regarding which it is ordinarily obtained for drinking ...
Page 23
... collecting samples from the wells and pumps immediately around , and taking the purest of these waters collected as the standard of purity to which the others should attain . When , however , the fact is borne in mind that the water ...
... collecting samples from the wells and pumps immediately around , and taking the purest of these waters collected as the standard of purity to which the others should attain . When , however , the fact is borne in mind that the water ...
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Common terms and phrases
acetic added adulteration alcohol alkaline alum ammonia ammonium sulphide amount analysis animal apparatus appearance atmosphere blue boiling bottle burette butter c.c. of water calcium calcium carbonate carbonic acid cells cent chemical chlorine coal gas collected colour contain copper created cubic cubic centimetres detected dilute dissolved distilled water employed estimation evaporation flask flour gases gelatine grammes granules hydrochloric acid insoluble iron lime liquid liquor potassæ litre magnesium meat method micro-organisms milk milligramme mineral necessary Nessler glass nitrates and nitrites nitrogen nitrous acid odour organic matter oxide oxidised oxygen permanganate placed platinum dish poisonous metals pollution potassium precipitate present pure quantities reaction reagent residue salts sample sediment silica silver nitrate smell sodium carbonate soil soluble specific gravity standard solution starch sterilised substance sugar sulphate sulphuretted hydrogen sulphuric acid temperature tion total solids tube vapour vegetable washed weight yellow zinc
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