Examination of water for sanitary and technical purposesBlakiston, 1889 - 98 pages |
From inside the book
Results 1-5 of 21
Page 10
... calcium carbonate . The result is a neutralization of the acid , and a precipita- tion of the iron and much of the calcium . The river becomes purer , and at its junction with the Delaware River at Philadelphia , it contains neither ...
... calcium carbonate . The result is a neutralization of the acid , and a precipita- tion of the iron and much of the calcium . The river becomes purer , and at its junction with the Delaware River at Philadelphia , it contains neither ...
Page 11
... calcium sulphate . In this manner there is produced a soft water , superior to that of the river near its source , or to the hard waters of the middle Schuylkill region . It is obviously impossible to establish close standards of ...
... calcium sulphate . In this manner there is produced a soft water , superior to that of the river near its source , or to the hard waters of the middle Schuylkill region . It is obviously impossible to establish close standards of ...
Page 13
... calcium carbonate or magne- sium carbonate 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 ...
... calcium carbonate or magne- sium carbonate 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 ...
Page 14
... calcium , magnesium and iron carbonates , and iron and manganese oxides may be converted into carbonates and then dissolved . Sulphates are reduced to sulphides , and these subsequently , by the action of carbonic acid , yield hydrogen ...
... calcium , magnesium and iron carbonates , and iron and manganese oxides may be converted into carbonates and then dissolved . Sulphates are reduced to sulphides , and these subsequently , by the action of carbonic acid , yield hydrogen ...
Page 21
... calcium and magnesium car- bonates , and magnesium chloride are decomposed ; ammo- nium salts are driven off ; potassium and sodium chlorides are also driven off if the temperature is high . Organic matter is at first charred , and by ...
... calcium and magnesium car- bonates , and magnesium chloride are decomposed ; ammo- nium salts are driven off ; potassium and sodium chlorides are also driven off if the temperature is high . Organic matter is at first charred , and by ...
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