Examination of water for sanitary and technical purposesBlakiston, 1889 - 98 pages |
From inside the book
Results 1-5 of 14
Page 10
... usually attended by wind , fresh portions of air are continually flowing in , and thus the water never becomes perfectly pure . Surface Water . - Rain water in part flows off on the surface of the ground , and at once gains decidedly in ...
... usually attended by wind , fresh portions of air are continually flowing in , and thus the water never becomes perfectly pure . Surface Water . - Rain water in part flows off on the surface of the ground , and at once gains decidedly in ...
Page 13
... usually fulfills this function . Nitrates are the typical results of this action , nitrites being present at any given time only in small quantities . Denitrifica- tion , that is , the reduction of nitrites and nitrates to am- monia ...
... usually fulfills this function . Nitrates are the typical results of this action , nitrites being present at any given time only in small quantities . Denitrifica- tion , that is , the reduction of nitrites and nitrates to am- monia ...
Page 19
... usually made by the addition of a neutral solution of litmus to the water . If an acid reaction is obtained the water should be boiled in order to determine if it is due to carbonic acid . Some of the more delicate indicators , such as ...
... usually made by the addition of a neutral solution of litmus to the water . If an acid reaction is obtained the water should be boiled in order to determine if it is due to carbonic acid . Some of the more delicate indicators , such as ...
Page 33
... usually made by in- troducing a definite amount of it into the water , rendered slightly acid , and measuring after a definite period the pro- portion of the permanganate which has been decomposed . The following is suggested as a ...
... usually made by in- troducing a definite amount of it into the water , rendered slightly acid , and measuring after a definite period the pro- portion of the permanganate which has been decomposed . The following is suggested as a ...
Page 38
... usually reported , according to circumstances , as " traces , " " heavy traces , " or " very heavy traces . " SUGAR - TEST . This method was proposed by Heisch for the detection of a fungus supposed to be peculiar to sewage . It con ...
... usually reported , according to circumstances , as " traces , " " heavy traces , " or " very heavy traces . " SUGAR - TEST . This method was proposed by Heisch for the detection of a fungus supposed to be peculiar to sewage . It con ...
Common terms and phrases
alkaline ammonia ammonium compounds amount Analysis Analytical Process Anatomy boiling bottle calcium carbonate calcium sulphate carbonic acid Chemistry Cloth color Compend corrosion crucible cylinder determination Diseases of Women dish dissolved distilled water evaporated to dryness examination excess filter filtrate flask Formulæ Fourth Edition free acid glass grams of pure heated Hospital hydrochloric acid Illus Illustrations Interleaved for Notes iron Jefferson Medical College Leather liquid liter lithium magnesium chloride manganese Materia Medica Medicine method microbes milligrams Nessler's reagent nitrogen Obstetrics obtained odor organic matter oxidation oxygen oxygen-consuming power Pharmacy Philadelphia phosphates Physiology platinum potassium chromate potassium permanganate Practical precipitate present Prof proportion Quiz-Compends residue Revised sample sanitary silver nitrate small quantity sodium carbonate sodium chloride sodium hydroxide solu solution added Solutions Required stopper Students subsoil water sufficient sulphide sulphuric acid Surgery temperature TEXT-BOOKS AND MANUALS Therapeutics tion total solids traces tube turbid Urine washed water containing weight