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 |
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Page 56
... gelatine , urea or fatty matters ; and the standard solution of the salt which has to be employed is very unstable , and in consequence unre- liable unless frequently renewed , and on this account small 56 LABORATORY WORK ,
... gelatine , urea or fatty matters ; and the standard solution of the salt which has to be employed is very unstable , and in consequence unre- liable unless frequently renewed , and on this account small 56 LABORATORY WORK ,
Page 398
... joints they have been coated with collodion , solid paraffin , and a mixture of gelatine and charcoal , and antiseptic agents have been injected by fine syringes into the fles Of the impurities yielded by " tins , " or 398 LABORATORY WORK .
... joints they have been coated with collodion , solid paraffin , and a mixture of gelatine and charcoal , and antiseptic agents have been injected by fine syringes into the fles Of the impurities yielded by " tins , " or 398 LABORATORY WORK .
Page 431
... Gelatine , it is to be re- membered , must not be superheated , so that the stop cock must be left open whilst making it . In the manu- facture of agar , the autoclave is very useful , the high temperature causing the agar to dissolve ...
... Gelatine , it is to be re- membered , must not be superheated , so that the stop cock must be left open whilst making it . In the manu- facture of agar , the autoclave is very useful , the high temperature causing the agar to dissolve ...
Page 435
... Gelatine . " - Formula : - The following is a modification , upon the side of simplicity , which I employ for making gelatine . Dissolve the gelatine ( roo grm . ) in just sufficient boiling water , and Meat Water Peptone Salt ...
... Gelatine . " - Formula : - The following is a modification , upon the side of simplicity , which I employ for making gelatine . Dissolve the gelatine ( roo grm . ) in just sufficient boiling water , and Meat Water Peptone Salt ...
Page 436
... gelatine which has been cut up in small pieces . Warm gently to dis- solve the gelatine and then neutralise . Mix the white of an egg with about an equal quantity of water and add it to the luke - warm gelatine solution . Then slowly ...
... gelatine which has been cut up in small pieces . Warm gently to dis- solve the gelatine and then neutralise . Mix the white of an egg with about an equal quantity of water and add it to the luke - warm gelatine solution . Then slowly ...
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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
Popular passages
Page 417 - ... that he had no reason to believe at the time when he sold it that the article was otherwise, and that he sold it in the same state as when he purchased it, he shull be discharged from the prosecution, but shall be liable to pay the costs incurred by the prosecutor, unless he shall have given due notice to him that he will rely on the above defence.
Page 341 - ... diseased, or unsound, or unwholesome, or unfit for the food of man, he may seize and carry away the same himself or by an assistant, in order to have the same dealt with by a justice.
Page 495 - The Diseases of Women. Including Diseases of the Bladder and Urethra. By DR. F. WINCKEL, Professor of Gynaecology and Director of the Royal University Clinic for Women, in Munich.
Page 495 - English Edition, revised and improved. 758 pages. This volume was specially prepared to furnish students with a new text-book of Physiology, elementary so far as to avoid theories which have not borne the test of time and such details of methods as are unnecessary for students in our medical colleges.