Chemical News and Journal of Physical Science, Tom 102Chemical news office., 1910 |
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Strona 6
... acetic acid which , uniting with the verdigris , forms metallic copper , which is deposited . For almost one - half a century this explanation was accepted as satisfactory . During this time , however , the phlogiston theory had been ...
... acetic acid which , uniting with the verdigris , forms metallic copper , which is deposited . For almost one - half a century this explanation was accepted as satisfactory . During this time , however , the phlogiston theory had been ...
Strona 9
... acetic acid , yields the corresponding amino - compound , which can be recog- nised by the usual tests , but has not yet been isolated in the pure condition . A very small quantity of tri - p - amino- phenylstibine has , however , been ...
... acetic acid , yields the corresponding amino - compound , which can be recog- nised by the usual tests , but has not yet been isolated in the pure condition . A very small quantity of tri - p - amino- phenylstibine has , however , been ...
Strona 17
... acetic acid , and hydrocœrulignone ) ( 1 ) 2CuA2 + 2HCN + H2O = 2CuCN + 4HA + 0 . better . are : - CH3O OCH3 HO- -OH + 0 = CH3O OCH3 CH3O OCH3 0 = O + H2O CH30 OCH3 Cœrulignone . = In very dilute solutions an instantaneous orange colour ...
... acetic acid , and hydrocœrulignone ) ( 1 ) 2CuA2 + 2HCN + H2O = 2CuCN + 4HA + 0 . better . are : - CH3O OCH3 HO- -OH + 0 = CH3O OCH3 CH3O OCH3 0 = O + H2O CH30 OCH3 Cœrulignone . = In very dilute solutions an instantaneous orange colour ...
Strona 24
... acetic ethers . No. 17 , April 25 , 1910 . Study of the Constituents of Cocoa - nut Butter . Composition of Essence of Cocoa - nut . - A . Haller and A. Lassieur . - Crude cocoa - nut butter owes its peculiar odour to an essence of ...
... acetic ethers . No. 17 , April 25 , 1910 . Study of the Constituents of Cocoa - nut Butter . Composition of Essence of Cocoa - nut . - A . Haller and A. Lassieur . - Crude cocoa - nut butter owes its peculiar odour to an essence of ...
Strona 27
... Ácetic aldehyde , benzaldehyde , sucrose , dextrose , levulose , xylose , ether , ethyl and methyl alcohols , acetic , lactic , oxalic , propionic , glycolic , citric , and benzoic acids , phenol , metol , pyrogallol , furfurol ...
... Ácetic aldehyde , benzaldehyde , sucrose , dextrose , levulose , xylose , ether , ethyl and methyl alcohols , acetic , lactic , oxalic , propionic , glycolic , citric , and benzoic acids , phenol , metol , pyrogallol , furfurol ...
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Strona 147 - FELKIN, HM— Technical Education in a Saxon Town. Published for the City and Guilds of London Institute for the Advancement of Technical Education.
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Strona 135 - As stated in the charter, it was intended "to give the highest specialized instruction and to provide the fullest equipment for the most advanced training and research in various branches of science, especially in its application to industry.
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Strona 228 - The solution of rosin soap can then be run off, treated with acid, the rosin collected in any manner desired, dried, and weighed. A second washing of the soap with petroleum spirit is hardly necessary, as very little remains...
Strona 144 - Science (B.Sc.) and Doctor of Science (D.Sc.). Candidates for Degrees in Science, if not graduates (by examination) in Arts in one of the Universities of the United Kingdom or in a Colonial or Foreign University recognised for the purpose by the University Court, must pass a preliminary examination in (i) English ; (2) Latin, Greek, French, or German ; (3) Mathematics; (4) One of ' the languages Latin, Greek, French, German, Italian, not already taken under (2), or Dynamics. In the case of a student...
Strona 181 - By means of the special pipette introduce carefully, drop by drop, into one of the 200 cc cylinders, exactly 16 mm. depth of the ink to be tested. The ink should be previously tested to determine a proper solvent for both base and dye. Alcohol is generally the solvent to use for rosin inks. It may be necessary to use other solvents, such as gasoline (bp, 50° to 60°), ether, benzol, etc.