Red GRL

Product Description

Red GRL 

Chemical Name: Disodium 4-(2-hydroxy-1-naphthalenylazo)-2-naphthalenesulfonate

CAS Number: 3567-66-6

Molecular Formula: C16H12N2Na2O7S2

Appearance: Red to reddish-brown powder or crystalline solid

Solubility: Soluble in water, forming a red solution

Red GRL (Carmoisine) is a synthetic azo dye that is commonly used as a red coloring agent in various food, cosmetic, and pharmaceutical applications. It imparts a deep red color to products and is widely utilized in the food industry to enhance the visual appeal of products such as drinks, candies, and sauces.

While it is an approved colorant in many countries, its use is regulated due to potential allergic reactions in sensitive individuals. The dye is known for its bright red hue and stability when properly stored.

• Vivid Red Color: Provides a rich, stable red color, making it ideal for use in a variety of products, especially in food and beverages.
• Water Solubility: Easily soluble in water, allowing for uniform coloring in liquid-based formulations.
• Stable Dye: Retains color stability in a wide range of conditions when stored correctly, maintaining product appearance.
• Regulated Use: Approved by regulatory bodies for use in specific applications, although it is subject to limits on concentration, particularly in food products.

• Food and Beverages: Used in products like drinks, jams, jellies, candies, sauces, and processed foods to enhance their red color.
• Pharmaceuticals: Red GRL is used to color tablets, syrups, and other pharmaceutical products, improving their visual appeal and distinguishing different medications.
• Cosmetics: Applied in cosmetics, skincare products, and toiletries to provide a visually appealing red tint in products like lipsticks, lotions, and creams.
• Textiles and Industrial Applications: Sometimes used in the textile industry for dyeing fabrics and materials.

• Regulatory Approval: Red GRL is approved for use as a food and cosmetic colorant in many regions, including Europe and parts of Asia. However, its use in food is subject to strict regulations on the maximum allowed concentration.
• Potential Allergens: As with other azo dyes, Carmoisine may cause allergic reactions in some individuals, especially those who are sensitive to food dyes or who have conditions like asthma or aspirin intolerance. Some regulatory bodies have imposed limits on its usage in food products.
• Safety Precautions: Proper handling is necessary to avoid inhaling dust or coming into direct contact with the powder. It is important to follow standard safety protocols, especially when used in manufacturing settings.

• Storage Conditions: Store in a cool, dry place away from direct sunlight, heat, and moisture. Keep the container tightly closed when not in use.
• Handling: Use appropriate personal protective equipment (PPE), such as gloves and safety goggles, to prevent direct contact with skin and eyes. Ensure adequate ventilation when working with Red GRL in powder form.