Acid Yellow 23

Acid Yellow 23

Acid Yellow 23

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25 Kilogram

Negotiable

  • Min.Order :25 Kilogram
  • Purity: 99
  • Payment Terms : L/C,D/P,T/T,Other

Keywords

1H-Pyrazole-3-carboxylicacid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[2-(4-sulfophenyl)diazenyl]-,sodium salt (1:3) A.F. Yellow No.4 AY 23

Quick Details

  • Appearance:Orange or Bright Orange Powder
  • Application:
  • PackAge:Drum
  • ProductionCapacity:5|Metric Ton|Year
  • Storage:Normal
  • Transportation:

Superiority:

Acid Yellow 23 [1934-21-0]

Name   Acid Yellow 23
Synonyms   C.I.19140; Tartrazine; Food Yellow 4; Trisodium 1-(4-sulfonatophenyl)-4-(4-sulfonatophenylazo)-5-pyrazolone-3-carboxylate
 
Molecular Structure   Food Grade Tartrazine; Acid Yellow 23; Food Yellow 4 CAS 1934-21-0
 
 
Molecular Formula   C16H9N4Na3O9S2
Molecular Weight   534.36
CAS Registry Number   1934-21-0 (642-62-6)

 

Properties
 
Melting point   300 ºC
Water solubility   260 g/L (30 ºC)


Food Grade Tartrazine; Acid Yellow 23; Food Yellow 4 CAS 1934-21-0

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