Description

Allura Red Ac is a synthetic, water-soluble azo dye belonging to the FD&C Red No. 40 family, widely recognized for its vibrant and stable red hue. Its primary value lies in providing consistent, high-intensity coloration for consumer products, ensuring visual appeal and batch-to-batch uniformity. This dye is essential for manufacturers in the food and beverage, pharmaceutical, and cosmetic industries seeking reliable and approved colorants for their formulations.

Application

• Food and Beverage Coloring: Used in candies, soft drinks, dairy products, baked goods, and condiments to provide an attractive red color.
• Pharmaceutical Coatings and Syrups: Employed in tablet coatings, capsules, and liquid medications for product identification and aesthetic purposes.
• Cosmetics and Personal Care: A key colorant in lipsticks, soaps, shampoos, and other products requiring a stable red pigment.
• Pet Food and Animal Feed: Applied to enhance the visual appeal of feed products for pets and livestock.
• Laboratory and Diagnostic Reagents: Utilized as a staining agent or colorimetric indicator in various analytical and biological assays.
• Industrial Applications: Suitable for coloring paper, textiles, and inks where a specific, non-toxic red dye is required.

Basic Information

Product Name	Allura Red Ac
CAS No.	25956-17-6
Molecular Formula	C18H14N2Na2O8S2
Molecular Weight	496.42 g/mol
Synonyms	FD&C Red No. 40; Allura Red AC; CI 16035; Food Red 17; Disodium 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-2-naphthalenesulfonate; E129; Allura Red A; Allura Red Food Color
EINECS	247-368-0

Quality Control

Our Allura Red Ac is manufactured under strict quality management systems to ensure it meets the stringent requirements of global markets. Each batch is tested against relevant purity and safety standards, including FCC (Food Chemicals Codex) and EU specifications for food additives (E129). Comprehensive Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are provided to guarantee supply reliability and regulatory compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials and excessive heat. The product is light-sensitive and should be stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Red powder or granules
Identification (IR)	Conforms
Assay (HPLC)	≥ 85.0%
Loss on Drying	≤ 15.0%
Water-insoluble matter	≤ 0.2%
Subsidiary Colors	≤ 3.0%
Heavy Metals (as Pb)	≤ 10 ppm
Arsenic (As)	≤ 3 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.