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Acid Yellow 23
Acid Yellow 23
/ CAS : 1934-21-0| Appearance | Orange yellow uniform powder, 0.1% aqueous solution is yellow and odorless. Soluble in water, glycerol and propylene glycol, slightly soluble in ethanol, insoluble in oil, good heat resistance, acid resistance, light resistance and salt resistance, stable to citric acid and tartaric acid, but poor oxidation resistance. It turns red in case of alkali and fades in reduction. Lemon Yellow Lake is yellow fine powder, odorless. Slowly dissolve in aqueous solution containing acid or alkali, insoluble in water and organic solvents. Heat resistance and light resistance are stronger than lemon yellow. | Formula | C16H9N4Na3O9S2 | Molecular Mass | 491.408 |
| HS | 32129000 | UN | 0 | DG Class | 0 |
| Synonyms | Yellow 5; Tartrazine; Acid Yellow 23 (Tartrazine); Tartrazin; Fd And C Yellow No. 5; Fd & C Yellow 5; L-Gelb2; Filter Yellow; C.I. Food Yellow 4; Y-4; 3-Carboxy-5-Hydroxy-1-Para-Sulfophenyl-4-Para-Sulfophenylazopyrazole Trisodium Salt; 1310Yellow; Food Yellow No. 4; C.I.640; Tartazine; Tartarazine; Tartrazine (E102); E102; Tartrazine O; Wool Yellow; 4,5-Dihydro-5-Oxo-1-(4-Sulfophenyl)-4-[(4-Sulfophenyl)Azo]-1H-Pyrazole-3-Carboxylic Acid, Trisodium Salt; Dihydro-5-Oxo-1-(4-Sulfophenyl)-4-((4-Sulfophenyl)Azo)-1H-Pyrazole-3-Carboxylic Acid, Trisodium Salt; Pyrazole-3-Carboxylic Acid, 4,5-Dihydro-5-Oxo-1-(4-Sulfophenyl)-4-((4-Sulfophenyl)Azo)-, Trisodium Salt | ||||
Manufacturer List
1 manufacturers found for "Acid Yellow 23"
19 YRS
Tianjin, China
Manufacturing
Main Products:
Brilliant Blue FCF / Acid Yellow 23
Quality Certificates:
-
Loading Port:
Tianjin
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