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NA2S2O4 [1 record]
Record 1 - internal organization data 2011-01-19
Record 1, English
Record 1, Subject field(s)
- Chemical Elements and Compounds
- Food Additives
- Pulp Preparation (papermaking)
Universal entry(ies) Record 1
Record 1, Main entry term, English
- sodium dithionite
1, record 1, English, sodium%20dithionite
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- sodium hydrosulfite 2, record 1, English, sodium%20hydrosulfite
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
Light lemon-colored solid in powder or flake form; m.p. 55° (decomp.). Also available in liquid form. Soluble in water; insoluble in alcohol ... Uses: Vat dyeing of fibers and textiles; stripping agent for dyes; reagent; bleaching sugar, soap, oils, minerals; oxygen scavenger for synthetic rubbers. 3, record 1, English, - sodium%20dithionite
Record number: 1, Textual support number: 1 CONT
Sodium dithionite [is used as a class] II preservative for same products and levels as sulphurous acid ... 4, record 1, English, - sodium%20dithionite
Record number: 1, Textual support number: 1 OBS
Sulfurous [or sulphurous] acid [is used in] wine manufacture; brewing ...; as preservative for fruits, nuts, foods, wines ... 3, record 1, English, - sodium%20dithionite
Record number: 1, Textual support number: 2 OBS
Chemical formula: Na2S2O4 5, record 1, English, - sodium%20dithionite
Record 1, French
Record 1, Domaine(s)
- Éléments et composés chimiques
- Additifs alimentaires
- Préparation de la pâte à papier
Entrée(s) universelle(s) Record 1
Record 1, Main entry term, French
- dithionite de sodium
1, record 1, French, dithionite%20de%20sodium
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- hydrosulfite de sodium 2, record 1, French, hydrosulfite%20de%20sodium
correct, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
L'hydrosulfite de sodium se présente sous la forme de poudre ou cristaux de couleur jaune solubles dans l'eau et insolubles dans l'alcool. Il est utilisé entre autres comme colorant (textiles), comme agent de blanchiment des sucres, savons, huiles et minéraux. Il est aussi utilisé comme agent réducteur protégeant la lignine dans le blanchiment des pâtes à papier. 3, record 1, French, - dithionite%20de%20sodium
Record number: 1, Textual support number: 1 OBS
Formule chimique : Na2S2O4 3, record 1, French, - dithionite%20de%20sodium
Record 1, Key term(s)
- hyposulfite de sodium
Record 1, Spanish
Record 1, Textual support, Spanish
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