Chemical News and Journal of Industrial Science, Volumes 33-34Chemical news office., 1877 - Chemistry |
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Page 8
... SODA TESTS . To the Editor of the Chemical News . SIR , Amongst the points in connection with the com- mercial analysis of soda ash , which have not been touched upon by your correspondents , there is one of some im- portance , namely ...
... SODA TESTS . To the Editor of the Chemical News . SIR , Amongst the points in connection with the com- mercial analysis of soda ash , which have not been touched upon by your correspondents , there is one of some im- portance , namely ...
Page 9
... soda - ash and caustic soda rules are here based on whole degrees only . Any portion of a degree below a half is not paid for , but above a half is paid for as a whole number . Whilst working by the method I have alluded to , and ...
... soda - ash and caustic soda rules are here based on whole degrees only . Any portion of a degree below a half is not paid for , but above a half is paid for as a whole number . Whilst working by the method I have alluded to , and ...
Page 17
... soda - ash and caustic soda submitted to them , and that I am quite satisfied he is one of these . He is not the chemist referred to as certifying a sample of caustic soda contained 60 per cent of water which only contained 570 per cent ...
... soda - ash and caustic soda submitted to them , and that I am quite satisfied he is one of these . He is not the chemist referred to as certifying a sample of caustic soda contained 60 per cent of water which only contained 570 per cent ...
Page 18
... soda found in excess in the glass . This excess of sulphate of soda is destroyed by various methods , but chiefly by the use of sticks . At the instant when the sulphate of soda is thus submitted to the action of an organic body , the ...
... soda found in excess in the glass . This excess of sulphate of soda is destroyed by various methods , but chiefly by the use of sticks . At the instant when the sulphate of soda is thus submitted to the action of an organic body , the ...
Page 19
... soda , 3 grms . to 600 grms . water , and when the wool is thoroughly penetrated with after taking out the wool must be perfectly clear , and the liquid adding 2 grms . sulphuric acid . The bath the vessel employed must not consist of ...
... soda , 3 grms . to 600 grms . water , and when the wool is thoroughly penetrated with after taking out the wool must be perfectly clear , and the liquid adding 2 grms . sulphuric acid . The bath the vessel employed must not consist of ...
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acetic acetic acid action alcohol alizarin alkali alumina ammonia ammonium amount analysis aniline aniline-black anthracen apparatus atomic bilirubin biliverdin blue body boiling bromine calcium carbonic acid caustic cent Chemical Society chemistry chemists chlorate chloride colour compounds condensation containing copper crystallisation cyanide cyanogen decomposed decomposition dilute dissolved distilled dyeing electric employed ether evaporation examination experiments filter furnace gases give glass grms heat hydrate hydrochloric acid hydrogen Improvements inches insoluble iodine iron kilos light lime liquid litre London manganese manufacture matter means mercury metal meteorites method mineral mixture nitrate nitric acid nitrogen observed obtained oxide oxidised oxygen paper patent phosphate platinum potash potassium precipitate present produced Prof quantity radiometer reaction researches residue Royal salt sample selenium silver soda sodium soluble solution substance sugar sulphate sulphide sulphuric acid temperature tion tube vanadium vapour whilst yellow yield zinc
Popular passages
Page 131 - ... ultra-red, and the minimum in the ultra-violet. Taking the maximum at 100, the following are the mechanical values of the different colours of the spectrum : — Ultra-red 100 Extreme red 85...
Page 228 - ... an error. He also considered that in a lake of so complicated a form as that of Geneva observations would be required at at least ten different points, and a complete solution of such a case would be analogous to the study of magnetic intensity in the manner suggested by Gauss. NOTICES OF BOOKS. Science made Easy : A Series of Familiar Lectures on the Elements of Scientific Knowledge most required in Daily bife.
Page 265 - TATE in the Chair. The following Candidates were elected Members of the Society : — Horatio Waddington, Esq., late Fellow of Trinity College, Cambridge.
Page 87 - A DICTIONARY of CHEMISTRY and the Allied Branches of other Sciences. By HENRY WATTS, FRS assisted by eminent Contributors.
Page 1 - Royal will and pleasure, that no resolution, or bye-law, shall on any account or pretence whatsoever be made by the said body politic and corporate in opposition to the general scope, true intent, and meaning of this our Charter, or the laws or statutes of our Realm...
Page 29 - FRS, president, in the chair. — The following candidates were elected members of the Society : — Mr.
Page 241 - Trade may by licence under the hand of one of the secretaries or assistant secretaries, direct such association to be registered with limited liability, without the addition of the word limited...
Page 121 - The variations in the luminosity of a " standard " candle will cease to be of importance. Any candle may be taken ; and if it be placed at such a distance from the apparatus that it will give a uniform deflection, say of 100 divisions, the standard can be reproduced at any subsequent time ; and the burning of the candle may be tested during the photometric experiments by taking the deflection it causes from time to time, and altering its distance, if needed, to keep the deflection at 100 divisions.
Page 104 - President, in the Chair. AFTER the minutes of the previous meeting had been read and confirmed, and the names of the visitors announced, the following names were read for the first time : — Messrs.
Page 81 - ... limits what it can ; a still more watery one will make the brain dropsical, and produce all the conditions of mechanical pressure on the brain. All these processes are the necessary consequences of the affinities of the phosphorised substances, and, these being known, the phenomena could be predicted, if they were not sufficiently known as phenomena, though hitherto destitute of an explanation. Thus the so-called brain-fungus, the continued protrusion of brain-matter through apertures of the...