Examination of water for sanitary and technical purposesBlakiston, 1889 - 98 pages |
From inside the book
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Page 25
... dilute I c . c . of this with pure distilled water to 100 c . c . I c . c . of this solution contains .00001 gram nitrogen . Nessler's Reagent . - Dissolve 35 parts of potassium iodide in 100 parts of water . Dissolve 17 parts of ...
... dilute I c . c . of this with pure distilled water to 100 c . c . I c . c . of this solution contains .00001 gram nitrogen . Nessler's Reagent . - Dissolve 35 parts of potassium iodide in 100 parts of water . Dissolve 17 parts of ...
Page 26
... dilute with a 20 per cent . solution of sodium hydrate to 1000 parts ; add mercuric chloride solu- tion until a permanent precipitate again forms ; allow to stand until settled , and decant off the clear solution . The bulk should be ...
... dilute with a 20 per cent . solution of sodium hydrate to 1000 parts ; add mercuric chloride solu- tion until a permanent precipitate again forms ; allow to stand until settled , and decant off the clear solution . The bulk should be ...
Page 30
Henry Leffmann. Suppose 100 c.c. water similarly treated is found to re- quire dilution to 150 c.c. before the tint will match that of the standard ; then 100 150.005 : .0075 i . e . , water contains 7.5 milligrams of nitrogen as NO ...
Henry Leffmann. Suppose 100 c.c. water similarly treated is found to re- quire dilution to 150 c.c. before the tint will match that of the standard ; then 100 150.005 : .0075 i . e . , water contains 7.5 milligrams of nitrogen as NO ...
Page 31
... dilute solution of pure sodium chloride added until the precipitate ceases to form . It is then diluted with pure water to 250 c.c. , and allowed to stand until clear . For use 10 c.c. of this solution are diluted to 100 c.c. It is to ...
... dilute solution of pure sodium chloride added until the precipitate ceases to form . It is then diluted with pure water to 250 c.c. , and allowed to stand until clear . For use 10 c.c. of this solution are diluted to 100 c.c. It is to ...
Page 32
... dilute solutions may require half an hour for complete development . At the end of this time the two solutions are compared , the colors equalized by diluting the darker , and the calculation made as explained under the estimation of ...
... dilute solutions may require half an hour for complete development . At the end of this time the two solutions are compared , the colors equalized by diluting the darker , and the calculation made as explained under the estimation of ...
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