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FUCHSINE ACIDE [3 records]

Record 1 2010-02-18

English

Subject field(s)
  • Chemical Elements and Compounds
  • Dyes and Pigments (Industries)
  • Food Additives
OBS

"D & C" means "Drugs and Cosmetics". A classification of the "Colour Index" (abbreviated "CI") of the USA. The colour index number of this product is 17,200. See the tables under the word "dye", in the Webster, for more information on this classification.

OBS

Information obtained from the Food Research Division of the Bureau of Chemical Safety of Health and Welfare Canada.

French

Domaine(s)
  • Éléments et composés chimiques
  • Teintures et pigments (Industries)
  • Additifs alimentaires
OBS

"fuchsine acide" : Dérivé trisulfoné de la fuchsine, autorisé comme colorant alimentaire.

OBS

Renseignements obtenus de la division de la recherche sur les aliments, du Bureau d’innocuité des produits chimiques, de Santé et Bien-être Social Canada. Le numéro CI ("Colour Index") est 17 200. Les appellations américaines du type "D & C Red No. 33" ne se traduisent pas. A la limite, quand on ne retrouve pas le correspondant français, il vaut mieux être prudent et parler du colorant "D & C Red numéro 33".

Spanish

Save record 1

Record 2 2003-06-12

English

Subject field(s)
  • Cytology
  • Genetics
  • Biochemistry
DEF

An aldehyde specific reaction based on the formation of a purple-colored compound when aldehydes react with Fuchsin-sulfuric acid; deoxyribonucleic acid gives this reaction after removal of its purine bases by acid hydrolysis; used as a nuclear stain.

French

Domaine(s)
  • Cytologie
  • Génétique
  • Biochimie
DEF

coloration de Feulgen-Rossenbeck : coloration spécifique de l'ADN. Elle s’appuie sur la formation du groupement réducteurs mis à jour par l'élimination de bases puriques après hydrolyse ménagée de l'ADN en présence d’acide chlorhydrique. Ces groupements recolorent la Fuchsine basique préalablement décolorée par du(S)(O indice 2) réactif de Schiff).

OBS

Il est question d’acide dit Feulgen par opposition à l’acide Feulgen.

OBS

Le terme réaction de Feulgen est utilisé plus fréquemment.

Spanish

Campo(s) temático(s)
  • Citología
  • Genética
  • Bioquímica
Save record 2

Record 3 2002-04-16

English

Subject field(s)
  • Dyes and Pigments (Industries)
  • Food Additives
  • Scientific Research Equipment
DEF

An acid triphenylmethane dye that is now usually obtained by sulfonation of fuchsine and is used in the form of a salt chiefly in histology as a general cytoplasmic stain and for demonstration of special elements (as mitochondria) and in photographic films as an antihalation dye.

French

Domaine(s)
  • Teintures et pigments (Industries)
  • Additifs alimentaires
  • Matériel et équipement (Recherche scientifique)
DEF

Dérivé trisulfoné de la fuchsine, autorisé comme colorant alimentaire.

Spanish

Campo(s) temático(s)
  • Tinturas y pigmentos (Industrias)
  • Aditivos alimentarios
  • Material y equipo (Investigación científica)
Save record 3

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