Collegium ...1911 - Leather |
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Common terms and phrases
acetate Aceton acid acidity alkali Alkohol amount Analyse animalisierter Baumwolle Beizen Bestimmung brome Brühen Buttersäure case cent Chem chemische chlore chloride chrome Collegium colour d'honneur Karl Schorlemmer different Eberle Ehren-Redakteur Enzyme erhalten Ethylacetate Extrakt filtrate filtriert Flüssigkeit Formaldehyd found gambier Gelatine Gerber Gerbstoff Gerbstoffgehalt Gerbung getrocknet give Gordon Parker Grasser grosse haematein Haut Hautblössen Hautpulver Hautsubstanz heissem hides Honorary Editor Hundekot hydrion concentration hydrogen indicator l'eau leather Leder Lederindustrie liquor löslich Lösung made Mangrove Menge Menhaden method Mimosa Mimosenrinde Myrobalans Nichtgerbstoffe Niederschlag Niederschlag Niederschlag Nierenstein obtained Pankreatin peau phenolphthalein precipitate present Procter Prof Quebracho Quebracho-Extrakt Rédacteur d'honneur Karl Resultate results Rinde Röhm salts Salz Salzsäure Säure Schorlemmer in Worms Schwefelsäure sodium soluble solution stark Stiasny Stoffe Substanz Sumach taken tannage tannic acid tannin tanning materials Teil Temperatur test titration Trypsin unlöslichen unsere Untersuchung used verdünnter verschiedenen Versuche violet Wasser water Wirkung wood pulp work
Popular passages
Page 28 - The unrealistic nature of the original research programme is generally fairly rapidly corrected and would not be so serious were it not for the fact that...
Page 429 - THE minutes of the previous meeting having been read and confirmed, the President referred to the intimation that Mr.
Page 235 - The precautions taken to prevent this have been mentioned, but it may be of interest to give a short account of the work carried out to obviate this difficulty.
Page 170 - ... next added, and after mixing and allowing to separate, the colour of the acid layer is observed. With pure menhaden oil an intense bluish green is produced; with pure cod-liver oil the layer assumes a yellow or brown colour, with no trace of green or blue. With a mixture of equal parts of menhaden oil and cod-liver oil the green colour is apparent, but is partially masked by the brown colour. The green colour can be observed when the quantity of menhaden oil is not less than 20 per cent., but...
Page 92 - Die Beschaffenheit des heutigen Leders und anderer Einbandstoffe : ihr schneller Verfall, dessen Ursachen und Massregeln zum Schütze dagegen.
Page 66 - ... the Treasury on the recommendation of the Secretary of Agriculture. The regulations now in effect (Treasury Department Circular 23, Division of Customs, May 2, 1910) provide for the disinfection of hides by three different methods, as follows : 1 1. By immersion in a 1 to 1,000 solution of bichlorid of mercury. 2. By immersion in a 5 per cent solution of carbolic acid. 3. By exposure (suspended separately in a tight room) to sulphur dioxid. Exceptions are made in the disinfection requirements...
Page 281 - I made complete chemical and bacteriological analyses of dog dung, the results of which were published from time to time in the Journal of the Society of Chemical Industry.
Page 459 - ... the United States east of the prairies, beyond the Mississippi, and in Mexico. In the north beyond 42d degree of latitude near the Atlantic, it is only a shrub in size, but it exists as a tree in upper Canada 20 to 30 feet high. In the Middle States it attains, in favorable positions in good soil, a height of 30 to 40 feet, and a diameter of from 12 to 18 and even 24 inches, but such trees are now rare. Further south, especially in Virginia and Carolina, it attains a greater height and size.
Page 308 - ... Noch deutlicher aber sprechen gegen die Annahme einer absoluten Spezifität der Normalsera die Versuche mit Hunde- und Menschentrypsin und den korrespondierenden Seris. Hier zeigt sich geradezu das Gegenteil des von Glaessner postulierten Verhaltens. Während nämlich Menschentrypsin durch Hundeserum ziemlich stark gehemmt wird — fast ebenso wie durch Menschenserum — wird Hundetrypsin durch Hundeserum sehr wenig gehemmt, durch Menschenserum aber sehr stark, eher noch stärker als selbst menschliches...
Page 77 - I would say that in a paper read before the New York Section of the Society of Chemical Industry in...