Acid Yellow 23

Details:

Common name: Tartrazine

Category: Food additives

Other name: 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-Pyrazole-3-carboxylic acid, trisodium salt

CAS No.: 1934-21-0

EINECS No.: 217-699-5

Appearance: Powder

Molecular formula: C16H13N4NaO9S2

 

Brand Name: Colorcom

Shelf Life: 2 Years

Place of Origin: China

 

Product Specification:

Molecular Weight	492.41
Boiling point	909.54℃[at 101 325 Pa]
Melting point	300 °C
Density	2.121[at 20℃]
Purity	99%
Acidity coefficient (pKa)	0[at 20 ℃]
PH	/
Soluble	Soluble in DMSO (small amount of heating), water (small amount)
Water solubility	260 g/L (30 ºC)
Color	Orange

 

 

Product Description:
Tartrazine, also known as FD&C Yellow No. 5, is a synthetic lemon - yellow azo dye. It exists as an orange - yellow powder that is highly soluble in water. Its chemical structure contains a sulfonic acid group, which contributes to its solubility and color - forming properties. In the food industry, it is a commonly used food coloring agent. It is added to a variety of products such as cakes, custards, and puddings to give them an attractive, bright yellow color. In the beverage industry, it can be found in soft drinks, energy drinks, and fruit - flavored beverages, enhancing their visual appeal. In the pharmaceutical industry, tartrazine is used to color tablets, capsules, and liquid medications, making them more distinguishable and appealing to patients. In the cosmetic industry, it is utilized in products like nail polishes, lipsticks, and eye shadows to provide a vivid yellow or orange - yellow color. However, tartrazine has been associated with several health issues. Some individuals may be allergic to it, experiencing symptoms such as hives, asthma attacks, and nasal congestion. Moreover, similar to other artificial colorings, there are concerns about its potential impact on children's behavior, particularly hyperactivity. Due to these concerns, the use of tartrazine is closely monitored and regulated in many countries, with strict limits on its usage levels in different products.

 

Application: 

Tartrazine, an artificial coloring agent, has multiple applications. In food, it colors cakes, custards, etc., adding a bright yellow shade. In beverages like soft drinks, it enhances visual appeal. In pharma, it differentiates and makes medications more appealing. In cosmetics such as nail polishes and lipsticks, it provides a vivid yellow color. However, concerns about allergies and its impact on children's behavior have led to strict regulations on its use across many countries.

Package: 25kg bags

Storage:Sealed in dry, room temperature

Executive Standards: International Standard.