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hemicellulose [1 record]
Record 1 - internal organization data 2012-10-22
Record 1, English
Record 1, Subject field(s)
- Biochemistry
- Food Additives
- Pulp Preparation (papermaking)
Record 1, Main entry term, English
- hemicellulose
1, record 1, English, hemicellulose
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A type of polysaccharide found in plant cell walls in association with cellulose and lignin; it is soluble and extractable by dilute alkaline solutions. 2, record 1, English, - hemicellulose
Record number: 1, Textual support number: 1 CONT
The hemicellulose units are distinguished analytically from cellulose by the greater ease of hydrolysis in hot dilute acids and by solubility in aqueous alkaline solutions. Pulping and bleaching are normally done at conditions which maximize retention of hemicelluloses because they promote inter-fibre bonding and strengthen paper ... The principal hemicelluloses are xylan in hardwoods and glucomannan in softwoods. 3, record 1, English, - hemicellulose
Record 1, French
Record 1, Domaine(s)
- Biochimie
- Additifs alimentaires
- Préparation de la pâte à papier
Record 1, Main entry term, French
- hémicellulose
1, record 1, French, h%C3%A9micellulose
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- hémi-cellulose 2, record 1, French, h%C3%A9mi%2Dcellulose
feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Composé glucidique (gommes et mucilages, par exemple), hydrolysable en milieu acide, faisant partie de la membrane cellulaire des végétaux supérieurs. Sa solubilité en milieu alcalin la distingue des celluloses. 3, record 1, French, - h%C3%A9micellulose
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Bioquímica
- Aditivos alimentarios
- Preparación de la pasta (fabricación de papel)
Record 1, Main entry term, Spanish
- hemicelulosa
1, record 1, Spanish, hemicelulosa
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Cualquier carbohidrato de tipo celulósico, excepto la celulosa misma. 2, record 1, Spanish, - hemicelulosa
Record number: 1, Textual support number: 1 CONT
Junto con la pectina y la lignina, la hemicelulosa forma parte de la matriz de la pared celular. 2, record 1, Spanish, - hemicelulosa
Record number: 1, Textual support number: 1 OBS
Celulosa con un grado de polimerización de 150 o menos. Es un término colectivo para celulosas beta y gamma. 3, record 1, Spanish, - hemicelulosa
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