Description

Bixin CAS NO 6983-79-5 is a natural, fat-soluble apocarotenoid pigment primarily derived from the seeds of the annatto tree (*Bixa orellana*). This compound serves as a vital natural colorant, offering a stable yellow to orange-red hue for a wide range of consumer products. It is an essential ingredient for manufacturers in the food, cosmetics, and pharmaceutical industries seeking clean-label, plant-based coloring solutions.

Application

• Food & Beverage Coloring: Used as a natural colorant (Annatto extract, E160b) in dairy products (cheese, butter, margarine), baked goods, snacks, confectionery, and beverages.
• Cosmetics & Personal Care: Imparts color to lipsticks, blushes, eyeshadows, soaps, and skincare products where natural ingredients are preferred.
• Pharmaceuticals: Employed as a coloring agent in tablet coatings, capsules, and ointments.
• Industrial Applications: Used in the coloring of textiles, leather, oils, waxes, and varnishes.
• Dietary Supplements & Nutraceuticals: Incorporated for its potential antioxidant properties and as a natural color in supplement formulations.

Basic Information

Product Name	Bixin
CAS No.	6983-79-5
Molecular Formula	C25H30O4
Molecular Weight	394.51 g/mol
Synonyms	Annatto; cis-Bixin; Natural Orange 4; CI 75120; E160b; trans-Bixin (isomer); 6'-Methyl hydrogen 9'-cis-6,6'-diapocarotene-6,6'-dioate; 9'-cis-Bixin
EINECS	230-248-7

Quality Control

Our Bixin is produced and tested to meet stringent quality standards suitable for food, cosmetic, and pharmaceutical applications. We adhere to relevant guidelines including FCC (Food Chemicals Codex) and EU specifications for E160b. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, composition, and safety parameters to ensure consistency and regulatory compliance for our global clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its light-sensitive nature and tendency to be easily oxidized, prolonged exposure to light, heat, and air should be avoided to maintain stability and color potency.

Specification

Item	Specification
Appearance	Reddish-brown to orange crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95.0% (Total Bixin)
Solubility	Soluble in fats, oils, organic solvents; insoluble in water
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 10 ppm
Arsenic (As)	≤ 3 ppm
Residual Solvents	Meets ICH guidelines

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