Description

Laccaic Acid B is a high-purity, naturally derived colorant compound, also known as Lac Dye B, extracted from the lac insect. It serves as a vital stable and vibrant red pigment for a wide range of industrial applications where natural or synthetic color is required. This product is essential for manufacturers in the food, cosmetic, textile, and pharmaceutical industries seeking reliable and compliant coloring agents.

Application

• Food & Beverage Coloring: Used as a natural red colorant (E120) in confectionery, beverages, dairy products, and meat substitutes.
• Cosmetics & Personal Care: Provides stable red to purple hues in lipsticks, blushes, eyeshadows, nail polishes, and soaps.
• Textile Dyeing: Acts as a traditional and natural dye for silk, wool, and cotton fabrics.
• Pharmaceuticals: Employed as a coloring agent in tablet coatings, capsules, and topical ointments.
• Biological Staining: Used in microscopy and histology as a selective stain for tissues and cells.
• Ink & Artist Pigments: Formulated into high-quality inks for printing and artist paints.
• Industrial Markers & Indicators: Utilized in the production of pH indicators and security inks.

Basic Information

Product Name	Laccaic Acid B
CAS No.	17249-00-2
Molecular Formula	C20H14O11
Molecular Weight	430.32 g/mol
Synonyms	Laccaic Acid B; Lac Dye B; Natural Red 25; C.I. 75450; Lac Color B; Laccaic Acid; Laccainic Acid B; E 120 (when used as food additive); Carminic Acid related compound (Laccaic series)
EINECS	241-288-9

Quality Control

Our Laccaic Acid B is produced and tested under strict quality management systems to ensure batch-to-batch consistency and purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, heavy metal content, and microbiological limits. The product can be manufactured to meet various standards, including FCC (Food Chemicals Codex) and EU specifications for food additive E120, ensuring compliance for global markets.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials and sources of heat. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Reddish-brown to dark red powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 90.0% (Laccaic Acid B)
Loss on Drying	≤ 5.0 %
Ash Content	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Arsenic (As)	≤ 3 ppm
Lead (Pb)	≤ 10 ppm
Total Plate Count	≤ 1000 cfu/g
Yeast & Mold	≤ 100 cfu/g
E. coli	Negative
Salmonella	Negative

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