Description

Carminic Acid CAS NO 1260-17-9 is a natural anthraquinone pigment derived from cochineal insects, renowned for its vibrant red color. This compound is highly valued for its stability and safety profile, making it a preferred natural alternative to synthetic dyes in sensitive applications. It is essential for manufacturers in the food, cosmetic, and pharmaceutical industries seeking natural, compliant, and effective coloring agents.

Application

• Food & Beverage Coloring: Used as a natural red colorant (E120) in products like yogurt, confectionery, beverages, and meat substitutes.
• Cosmetics & Personal Care: Imparts stable red and pink hues in lipsticks, blushes, eyeshadows, and soaps.
• Pharmaceuticals: Employed as a safe coloring agent for tablets, capsules, and topical ointments.
• Textile Dyeing: Used historically and in niche applications for dyeing wool, silk, and other natural fibers.
• Biological Staining: Serves as a histological stain in microscopy for visualizing cellular structures.
• Artists' Pigments: Used in high-quality watercolors, inks, and paints for its rich, lightfast red color.

Basic Information

Product Name	Carminic Acid
CAS No.	1260-17-9
Molecular Formula	C22H20O13
Molecular Weight	492.39 g/mol
Synonyms	C.I. 75470; Natural Red 4; Cochineal; Carmine; C.I. Natural Red 4; 7-β-D-Glucopyranosyl-9,10-dihydro-3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-2-anthracenecarboxylic acid; E 120
EINECS	215-023-3

Quality Control

Our Carminic Acid is produced and tested to meet stringent quality standards suitable for food, cosmetic, and pharmaceutical applications. We ensure compliance with relevant specifications such as FCC (Food Chemicals Codex) and EU Directive for food colors. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and safety parameters.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep away from excessive heat and moisture to maintain stability and color integrity.

Specification

Item	Specification
Appearance	Dark red to reddish-brown powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 90.0%
Loss on Drying	≤ 12.0%
Ash	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 mg/kg
Arsenic (As)	≤ 3 mg/kg
Solubility	Soluble in alkaline water; slightly soluble in ethanol

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