γ-Cellulose - Ganmaseru Rose

Japanese: γ-セルロース - がんませるろーす
γ-Cellulose - Ganmaseru Rose

… In a chemical sense, cellulose is a polysaccharide (polymer of sugars) that is insoluble in water, acid, and alkali and consists of anhydroglucose units β-linked by the 1st and 4th carbons, of sufficient molecular weight to give a characteristic X-ray diffraction pattern, as shown in Figure 1. Pure cellulose is called α-cellulose, to distinguish it from β-cellulose and γ-cellulose. α-cellulose becomes insoluble when dissolved in 17.5% sodium hydroxide and then diluted to 8% sodium hydroxide. …

*Some of the terminology that mentions "γ-cellulose" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

… 化学的意味では,セルロースは水や酸,アルカリに不溶で,図1に示すように,1位の炭素と4位の炭素によってβ‐結合された無水グルコース単位から成り,特有のX線回折図を与える十分な分子量の多糖(糖のポリマー)である。純粋なセルロースはα‐セルロースと呼ばれ,β‐セルロースとγ‐セルロースとは区別される。α‐セルロースは17.5%水酸化ナトリウムに溶解後希釈して8%水酸化ナトリウムにすると不溶化する。…

※「γ-セルロース」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

<<:  Gamma Fiber - Gamma Fiber

>>:  Gamma tin - Gamma tin

Recommend

Onoe Matsunosuke

Year of death: September 11, 1926 Year of birth: S...

Circumpolar star

Among the fixed stars that move around the celest...

Class representative

〘noun〙 A student or child who manages a class. Cla...

Blenny

…They are not caught in fisheries, and have littl...

Vesuvius [mountain] - Vesuvius

An active volcano located 12km southeast of Naples...

Fair, JG (English spelling) FairJG

...In Spanish, it means "good weather,"...

Mugen Noh - Dream Noh

A classification term for Noh. A form of Noh in wh...

Shikoku region - Shikoku

Located southwest of Honshu, Shikoku and its isla...

Barium titanate ceramics

A ceramic made by sintering barium titanate powder...

Pond - Ike

A pond, like a lake, is a body of water that has ...

Osumi Province - Osumi no Kuni

A province in the Kyushu region of the Saikaido. ...

Waterbuck - Waterbuck (English spelling)

A deer-sized antelope that prefers waterside areas...

Five peaks of Aso - Aso Gogaku

The five mountains that make up the core of Mount ...

Yosan Line

The name of the railway line of the Shikoku Railw...

Plasma oscillation

The vibration of charged particles that make up pl...