Baeyer's experiment with pyrogallol probaly also yields, according to. From Wordnik.com. [Synthetic Tannins] Reference
Newton employs it in combination with pyrogallol and soda in the development of bromo-gelatine plates. From Wordnik.com. [Scientific American Supplement, No. 483, April 4, 1885] Reference
From the medico - pharmaceutical point of view, pyrogallol already has several uses especially in external usage. From Wordnik.com. [Chapter 12] Reference
Councler substitutes phloroglucinol for pyrogallol, with the advantage of doing away with the digestion at high temperature. From Wordnik.com. [Researches on Cellulose 1895-1900] Reference
A brown sepia is obtained by toning first with potassium permanganate, 1 per cent. of water, then, after washing, with a solution of pyrogallol. From Wordnik.com. [Photographic Reproduction Processes] Reference
There are plants which have activities already known but of which we did not know the presence in the plant under study, for example pyrogallol. From Wordnik.com. [Chapter 12] Reference
In the American and Japanese species they are a mixture of catechol and pyrogallol tannins, while they appear to be pure pyrogallol tannins in the Chinese species. From Wordnik.com. [Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952] Reference
The process must be carried out in the order named, as the pyrogallol solution will also absorb carbon dioxide, while the cuprous chloride solution will also absorb oxygen. From Wordnik.com. [Steam, Its Generation and Use] Reference
Dr. Eder has for a considerable time directed especial attention to the soda and potash developers, either of which seems to offer certain advantages over the ammoniacal pyrogallol. From Wordnik.com. [Scientific American Supplement, No. 415, December 15, 1883] Reference
These investigators found that by the condensation of phenols and hydroxybenzoic acids with formaldehyde, diphenylmethane derivatives were formed; pyrogallol yields hexahydroxydiphenylmethane. From Wordnik.com. [Synthetic Tannins] Reference
In the Chinese trees all the tannins of the bark belong to the toxic pyrogallol groups, and this, combined with their high solubility, results in the high degree of resistance in this species (4). From Wordnik.com. [Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952] Reference
Hydrogenations are much more difficult in the case of the aromatic nucleus, of phenol and still more of benzene, and this difficulty reaches its maximum in the case of diphenols, pyrogallol and above all benzoic esters. From Wordnik.com. [Paul Sabatier - Nobel Lecture] Reference
The same apparatus can be used for pyrogallol and soda. From Wordnik.com. [Transactions of the American Philosophical Society] Reference
Air was shaken with a mixture of pyrogallol and caustic soda solution. From Wordnik.com. [Transactions of the American Philosophical Society] Reference
In collodion it should at first not be used of greater strength than three to four per cent., as in this form pyrogallol sometimes acts with unexpected energy. From Wordnik.com. [Essentials of Diseases of the Skin Including the Syphilodermata Arranged in the Form of Questions and Answers Prepared Especially for Students of Medicine] Reference
If traces only of hydrogen are to be tested for, oxygen must be completely removed by prolonged contact with pyrogallol and soda, or better with Digitized by Google. From Wordnik.com. [Transactions of the American Philosophical Society] Reference
By the use of pyrogallol and soda, and by the oxidation of manganous hydrate in water, I have frequently been able to detect traces of oxygen, although on other Digitized by Google. From Wordnik.com. [Transactions of the American Philosophical Society] Reference
The class of tanning materials which produce the most suitable leather for this particular purpose belong to the pyrogallol group, of which a well known and important example is sumach. From Wordnik.com. [Bookbinding, and the Care of Books A handbook for Amateurs, Bookbinders & Librarians] Reference
Ztg. 17, 1745) Hotter described a method of quantitative condensation with pyrogallol requiring a temperature of 100°-110° for two hours. From Wordnik.com. [Researches on Cellulose 1895-1900] Reference
25 gr.; pyrogallol., 12 gr. From Wordnik.com. [Scientific American Supplement, No. 415, December 15, 1883] Reference
S pyrogallol + O2 + NADPH (Reversibility:?. From Wordnik.com. [Recently Uploaded Slideshows] Reference
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