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H2NC(NH)SO2H [1 record]

Record 1 2011-04-20

English

Subject field(s)
  • Chemical Elements and Compounds
  • Pulp Preparation (papermaking)
Universal entry(ies)
H2NC(NH)SO2H
formula, see observation
CH4N2O2S
formula, see observation
1758-73-2
CAS number
DEF

A powerful reductive bleaching agent, commonly used as a dye stripper and brightener for recycled fibre.

CONT

FAS may be applied in the pulper or as a post-bleaching stage.

OBS

aminoiminomethanesulfinic acid: form recommended by the IUPAC (International Union of Pure and Applied Chemistry).

OBS

formamidinesulfinic acid: commercial designation.

OBS

Chemical formula: H2NC(NH)SO2H or CH4N2O2S

Key term(s)
  • aminoiminomethanesulphinic acid
  • formamidinesulphinic acid

French

Domaine(s)
  • Éléments et composés chimiques
  • Préparation de la pâte à papier
Entrée(s) universelle(s)
H2NC(NH)SO2H
formula, see observation
CH4N2O2S
formula, see observation
1758-73-2
CAS number
DEF

Puissant agent de blanchiment réducteur, habituellement employé pour éliminer les colorants des fibres recyclées tout en augmentant la blancheur.

CONT

Le FAS peut être ajouté au triturateur ou après le blanchiment.

OBS

acide aminoiminométhanesulfinique : forme recommandée par l'UICPA (Union internationale de chimie pure et appliquée).

OBS

acide formamidinesulfinique : désignation commerciale.

OBS

Formule chimique : H2NC(NH)SO2H ou CH4N2O2S

Spanish

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