Definition & Betydelse | Engelska ordet AMMONIACAL

Definition av AMMONIACAL

1. (kemi) ammoniakalisk

Exempel på hur man kan använda AMMONIACAL i en mening

• It possesses a strong ammoniacal smell, and on digestion with alcohol, the carbamate is dissolved leaving a residue of ammonium bicarbonate.
• In the absence of the foreskin the meatus is exposed to mechanical and chemical irritation from ammoniacal diaper (nappy) that produces blister formation and ulceration of the urethral opening, which eventually gives rise to meatal stenosis (a narrowing of the opening).
• Similar water-borne preservatives include alkaline copper quaternary (ACQ) compounds, copper azole (CuAz), ammoniacal copper zinc arsenate (ACZA), copper citrate, and copper HDO (CuHDO).
• It is known that it vigorously reduces alkaline solutions of 2,6-dichlorophenolindophenol, phosphomolybdate or phosphotungstate and produces an intense blue colour when reacting with an ammoniacal ferric chloride solution, which is used for the identification and proof of the presence of an enolic hydroxyl group.
• The brand of low-temperature coke used as a smokeless fuel Coalite obtains homocatechol from ammoniacal liquor by solvent extraction, distillation and crystallisation.
• By 1830, the factory was making and selling naphtha, pitch oil (later called creosote), pitch, and lampblack (carbon black) from the coal tar, while the ammoniacal liquor was processed into sal ammoniac (ammonium chloride).
• The discovery of Musculus (the fact that a fermentation is only indirectly caused by a living organism and that it is possible to obtain this fermentation in the absence of this living organism, with the help of non-living substances that it secreted) was, in the particular case of the ammoniacal fermentation of urine, the confirmation of a general conjecture that Moritz Traube in 1858 and Berthelot in 1860 had formulated about all fermentations and that Buchner would demonstrate in 1897 in the case of alcoholic fermentation.

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