FD&C Blue No. 2

Achieve deep, stable blue coloration with FD&C Blue 2 Powder (CI 73015) — a professional-grade, FDA-certified indigoid dye trusted across regulated industries.

Also known as Indigo Carmine, this dye produces a rich royal-blue shade. The fine powder format ensures rapid dissolution, precise dosing, and consistent performance in aqueous systems.

If you’re formulating beverages, pharmaceutical syrups, tablet coatings, or cosmetic gels, FD&C Blue 2 provides:

✔ Fast water solubility
✔ Uniform color dispersion
✔ Strong tint strength
✔ Reliable shade consistency
✔ FDA batch-certified regulatory compliance

Regulatory Compliance – FDA Certified

FD&C Blue 2 is:

• Listed under 21 CFR Part 74
• Subject to FDA batch certification
• Permitted in food
• Permitted in drugs
• Permitted in cosmetics

Each production batch must be certified by the FDA prior to commercial distribution.

Why Choose Powder Grade?

Powder form is preferred when:

• Precision dosing is required
• Laboratory-scale formulation
• Rapid dissolution is critical
• Custom color blending
• Beverage & syrup production

Fine particle size enables faster integration into aqueous systems compared to granular form.

Typical Applications

• Beverages
• Confectionery
• Ice creams
• Pharmaceutical syrups
• Tablet & capsule coatings
• Mouthwash
• Cosmetic gels and lotions

Imagine creating a consistent royal-blue beverage or coated tablet — FD&C Blue 2 ensures uniform and stable coloration.

Technical Characteristics

• Highly water soluble
• Deep royal-blue shade
• Excellent tint strength
• Stable under standard food processing temperatures
• Compatible with neutral to mildly acidic systems
• Moderate light stability

Avoid highly alkaline conditions.

Handling & Storage

• Avoid inhalation of fine powder
• Use appropriate PPE
• Store in sealed moisture-resistant container
• Protect from humidity and direct sunlight
• Shelf life: up to 36 months

Category: Food Colors -> Water Soluble Dyes. FDA Certified Colors

Tags: FD&C Blue 2, CI 73015, Indigo Carmine, FDA Certified Dye, Food Color Blue, Water Soluble Dye, Powder Dye

Attributes / Specifications

Product Name: FD&C Blue No. 2
CI Number: 73015
CAS Number: 860-22-0
Chemical Class: Indigoid Dye
Form: Fine Powder
Color: Royal Blue
Solubility: Highly soluble in water
Grade: FDA Certified (Batch Certification Required)
Intended Use: Food, Drugs & Cosmetics
Shelf Life: Up to 36 months
Packaging: Sealed moisture-resistant food-grade container

FAQs

Q1: Is FD&C Blue 2 FDA approved?
Yes. It is FDA-listed and requires batch certification for food, drug, and cosmetic use.

Q2: Is FD&C Blue 2 water soluble?
Yes. It dissolves completely in water and provides uniform coloration.

Q3: What is Indigo Carmine?
Indigo Carmine is the common name for FD&C Blue 2.

Q4: Can FD&C Blue 2 be used in beverages?
Yes, provided FDA-certified batches are used within permitted regulatory limits.

Q5: What is the difference between powder and granular forms?
Powder dissolves faster and is ideal for precision dosing, while granular form reduces dust and improves handling.

Q6: Does each batch require FDA certification?
Yes. All FD&C colors must undergo FDA batch certification prior to distribution.

Authoritative references consulted:

1. U.S. Electronic Code of Federal Regulations – 21 CFR Part 74
   https://www.ecfr.gov/current/title-21/chapter-I/subchapter-A/part-74
2. FDA Color Additive Status List
   https://www.fda.gov/industry/color-additives/color-additives-status-list
3. PubChem – CAS 860-22-0
   https://pubchem.ncbi.nlm.nih.gov/compound/860-22-0
4. FDA Cosmetic & Drug Color Additive Guidance
   https://www.fda.gov/cosmetics

Conclusion: FD&C Blue 2 (CI 73015) is an FDA-certified water-soluble color additive permitted for food, drug, and cosmetic use when batch-certified.