D&C Red No.7 Calcium Lake — CI 15850

Description

1. Product Overview

D&C Red No.7 Calcium Lake (CI 15850) is a high-performance synthetic organic pigment derived from D&C Red No.7, converted into an insoluble calcium salt form to provide enhanced stability and dispersibility. It is widely used as a color additive in cosmetics, personal care products, pharmaceuticals, and specialty industrial formulations requiring vibrant red coloration and excellent processing performance. Its superior light stability, compatibility with various formulations, and consistent color strength make it a preferred choice for manufacturers seeking reliable and high-quality pigment solutions. As demand grows for premium colorants across global beauty, healthcare, and consumer product markets, D&C Red No.7 Calcium Lake remains a strategically important ingredient for scalable production.

2. Key Specifications & Technical Characteristics

• Chemical Composition: Calcium salt of D&C Red No.7 (CI 15850), an organic azo pigment lake colorant
• Chemical Class: Synthetic organic pigment / calcium lake dye
• Color Index: CI 15850
• Appearance: Bright red to deep red powder
• Form: Fine free-flowing powder
• Color Strength: High tinting strength with uniform shade development
• Purity Level: Cosmetic, pharmaceutical, or industrial grade available depending on application requirements
• Solubility: Insoluble in water; designed for dispersion-based applications
• Particle Size: Fine micronized particles for improved dispersion and formulation consistency
• Moisture Content: Controlled to maintain stability and handling performance
• Density: Typically available according to manufacturer specifications
• Packaging Options: 25 kg fiber drums, HDPE bags, composite bags, or customized bulk packaging
• Shelf Life: Generally 24–36 months when stored in a cool, dry place away from direct sunlight and moisture

3. Core Industrial Applications

• Cosmetics & Personal Care Industry: Used in lipsticks, blushers, pressed powders, eye cosmetics, and other color cosmetics requiring stable red shades.
• Pharmaceutical Industry: Applied as a coloring agent in coated tablets, capsules, and healthcare formulations where approved colorants are required.
• Personal Care Products: Utilized in creams, gels, and decorative formulations to deliver consistent visual appeal.
• Specialty Industrial Uses: Incorporated into pigment dispersions, coatings, and other applications requiring durable red coloration.

Performance Advantages:

• Provides excellent color uniformity and high visual impact compared with conventional soluble dyes.
• Offers improved stability in solid and oil-based formulations due to its lake pigment structure.
• Enables manufacturers to achieve consistent batch-to-batch coloration with efficient processing performance.

4. Competitive Advantages

• Quality Consistency: Manufactured under strict quality control standards to ensure reliable color strength, purity, and formulation performance.
• Supply Reliability: Supported by scalable production capabilities and stable raw material sourcing for continuous global supply.
• Logistics Capability: Available in export-ready packaging with flexible shipment options for international buyers.
• Price Competitiveness: Provides cost-efficient pigmentation performance through high color yield and reduced formulation variability.
• Sustainability Benefits: Efficient pigment performance helps reduce material consumption while supporting optimized manufacturing processes.
• Technical Support & Documentation: Available with COA, SDS, specification sheets, and technical documentation to support regulatory compliance and product validation.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading Capacity: Approximately 20 MT per 20-foot container (subject to packaging configuration and shipping requirements)