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FRACTION PURE [3 records]
Record 1 - internal organization data 2013-08-30
Record 1, English
Record 1, Subject field(s)
- Pulp Preparation (papermaking)
- Chemical Engineering
Record 1, Main entry term, English
- alpha-cellulose
1, record 1, English, alpha%2Dcellulose
correct, see observation
Record 1, Abbreviations, English
Record 1, Synonyms, English
- alpha cellulose 2, record 1, English, alpha%20cellulose
correct, see observation
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A term used to define the purity of isolated cellulose according to its solubility in alkali. 1, record 1, English, - alpha%2Dcellulose
Record number: 1, Textual support number: 1 CONT
The alpha-cellulose is that portion of pulp which does not dissolve in 18% aqueous NaOH. The greater the quantity of alpha-cellulose present, the higher the purity of the material. However, alpha-cellulose is not necessarily pure cellulose, since alkali-soluble glycans may still be combined with it. 1, record 1, English, - alpha%2Dcellulose
Record number: 1, Textual support number: 1 OBS
The word "alpha" must be replaced by the corresponding Greek letter. 3, record 1, English, - alpha%2Dcellulose
Record 1, Key term(s)
- a-cellulose
- a cellulose
Record 1, French
Record 1, Domaine(s)
- Préparation de la pâte à papier
- Génie chimique
Record 1, Main entry term, French
- cellulose alpha
1, record 1, French, cellulose%20alpha
correct, see observation, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- alpha-cellulose 2, record 1, French, alpha%2Dcellulose
correct, see observation, feminine noun
- alpha cellulose 3, record 1, French, alpha%20cellulose
see observation, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Terme utilisé pour définir la pureté de la cellulose obtenue et relié à sa solubilité en milieu alcalin. 4, record 1, French, - cellulose%20alpha
Record number: 1, Textual support number: 1 CONT
La cellulose alpha est la fraction de la pâte qui est insoluble dans une solution aqueuse de soude caustique(NaOH) à 18 %. Plus il y a de cellulose alpha, plus la pâte est pure. Cependant, la cellulose alpha n’ est pas nécessairement de la cellulose pure puisqu'elle peut être combinée à d’autres polysaccharides solubles en milieu alcalin. 4, record 1, French, - cellulose%20alpha
Record number: 1, Textual support number: 1 OBS
Le mot «alpha» doit être remplacé par la lettre grecque correspondante. 5, record 1, French, - cellulose%20alpha
Record 1, Key term(s)
- cellulose a
- a-cellulose
- a cellulose
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Preparación de la pasta (fabricación de papel)
- Ingenieria química
Record 1, Main entry term, Spanish
- alfa-celulosa
1, record 1, Spanish, alfa%2Dcelulosa
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Tipo de celulosa con el mayor grado de polimerización. 1, record 1, Spanish, - alfa%2Dcelulosa
Record 1, Key term(s)
- a-celulosa
Record 2 - internal organization data 1986-03-27
Record 2, English
Record 2, Subject field(s)
- Effects of Heat (Energy Transfer)
Record 2, Main entry term, English
- desalination by solar refrigeration 1, record 2, English, desalination%20by%20solar%20refrigeration
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record 2, French
Record 2, Domaine(s)
- Effets de la chaleur (Transfert de l'énergie)
Record 2, Main entry term, French
- dessalement par congélation solaire
1, record 2, French, dessalement%20par%20cong%C3%A9lation%20solaire
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
Le dessalement par congélation est réalisable parce qu'une fraction d’une masse donnée d’eau saline se dérobe à la congélation en s’enrichissant en sels, la partie congelée étant formée d’eau pure. 1, record 2, French, - dessalement%20par%20cong%C3%A9lation%20solaire
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 1981-08-18
Record 3, English
Record 3, Subject field(s)
- Mathematics
Record 3, Main entry term, English
- proper fraction 1, record 3, English, proper%20fraction
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 OBS
A fraction whose numerator is less in absolute value than its denominator. 2, record 3, English, - proper%20fraction
Record 3, French
Record 3, Domaine(s)
- Mathématiques
Record 3, Main entry term, French
- fraction propre 1, record 3, French, fraction%20propre
Record 3, Abbreviations, French
Record 3, Synonyms, French
- fraction pure 1, record 3, French, fraction%20pure
Record 3, Textual support, French
Record 3, Spanish
Record 3, Textual support, Spanish
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