Examination of water for sanitary and technical purposesBlakiston, 1889 - 98 pages |
From inside the book
Results 1-5 of 21
Page 18
... filter , dried at 212 ° F. , and weighed . The water from newly - dug wells is generally turbid and the determinations are best made after filtration , but the results will be unsatisfactory , showing a higher proportion of organic ...
... filter , dried at 212 ° F. , and weighed . The water from newly - dug wells is generally turbid and the determinations are best made after filtration , but the results will be unsatisfactory , showing a higher proportion of organic ...
Page 31
... filter pump . The crystals are dissolved in the smallest possible quantity of hot water , allowed to cool and again separated by means of the pump . They are then thoroughly dried in the water bath , and preserved in a tightly ...
... filter pump . The crystals are dissolved in the smallest possible quantity of hot water , allowed to cool and again separated by means of the pump . They are then thoroughly dried in the water bath , and preserved in a tightly ...
Page 38
... filter by the smallest possible quantity of hot dilute nitric acid . The filtrate and washings should not exceed 5 c.c .; if more , it should be evaporated to this bulk . The liquid is heated nearly to boiling , 2 c.c. of ammonium ...
... filter by the smallest possible quantity of hot dilute nitric acid . The filtrate and washings should not exceed 5 c.c .; if more , it should be evaporated to this bulk . The liquid is heated nearly to boiling , 2 c.c. of ammonium ...
Page 44
... filtering if necessary , and adding solution of calcium sulphate . The precipitated barium sulphate is collected and weighed in the usual way . Chromium is rarely present , but may be looked for in Το the waste waters of dye works and ...
... filtering if necessary , and adding solution of calcium sulphate . The precipitated barium sulphate is collected and weighed in the usual way . Chromium is rarely present , but may be looked for in Το the waste waters of dye works and ...
Page 47
... of hydrogen dioxide . The formation of a brown precipitate indicates the presence of manganese . The test is very delicate . The precipitate may be collected on a filter , the filter ashed , and the residue POISONOUS METALS . 47.
... of hydrogen dioxide . The formation of a brown precipitate indicates the presence of manganese . The test is very delicate . The precipitate may be collected on a filter , the filter ashed , and the residue POISONOUS METALS . 47.
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