Fehling, H. von

Japanese: Fehling,H.von(英語表記)FehlingHvon
Fehling, H. von

...A reagent used to detect and quantify aldehydes and reducing sugars. It was created in 1848 by German chemist Hermann von Fehling (1812-85) and is a strongly alkaline blue solution mainly composed of a tartrate complex of copper(II) ions. If left for a long time, it will decompose and produce reducing substances, so the following two solutions, A and B, are prepared separately in advance and equal amounts of both solutions are mixed just before use.

*Some of the terminology that mentions "Fehling, H. von" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…アルデヒドや還元性糖類の検出,定量に用いられる試薬。ドイツの化学者フェーリングHermann von Fehling(1812‐85)が1848年に創製したもので,銅(II)イオンの酒石酸錯塩を主体とする強アルカリ性の青色溶液をいう。長時間放置すると分解して還元性物質を生じるので,あらかじめ次のA,B2液を別々に調製しておき,使用直前になって両液を等量混合して用いる。…

※「Fehling,H.von」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

<<:  Fejes E.

>>:  Fegefeuer

Recommend

Nara Magistrate - Narabugyo

A title of a position in the Edo Shogunate. One o...

basket flower

...Sulpher Queen cv. Sulpher Queen is a horticult...

Labor dispute

In capitalist society, conflicts arise between wo...

Stanislas de Guaïta (English spelling)

1861‐97 French poet and occultist. Born in Lombard...

Semang language - Semanggo (English spelling)

A small language with about 2,000 speakers in nort...

Tamanoi - Tamanoi

A common name for the area around Higashimukojima ...

Automobile Emissions Regulations - Automobile Emissions Regulations

To regulate harmful substances emitted from automo...

Stemona tuberosa (English name) Stemonatuberosa

…[Tetsuichi Yahara]. … *Some of the terminology t...

Concours Musical International Reine Elisabeth

This competition was founded by Elisabeth, wife of...

Atomic unit system - system of atomic units

A system of units used in atomic physics with the ...

Bramante - Donato Bramante

A representative Italian architect and painter of...

Payment Principles - Kyufugensoku

…The majority of cash benefits are income securit...

Ijiton

In 521, he accompanied the Baekje envoy to the Li...

Borax (English spelling)

A borate with the chemical composition Na 2 B 4 O ...

Curb chain

...From the Middle Ages to the Renaissance, extre...