FDC Blue #2, Food Blue 1, Indigo Carmine

Indigo Carmine, also known as FDC Blue #2 or Food Blue 1, is a water-soluble organic dye derived from indigo through aromatic sulfonation. Approved for use as a food colorant in the United States and European Union, it imparts a vibrant blue hue. Additionally, it serves as a pH indicator, transitioning from blue at pH 11.4 to yellow at 13.0. Its versatility extends to being a redox indicator, turning yellow upon reduction, and a dissolved ozone indicator. Applications range from food coloring to surgical and biological staining. Its EC Number is 212-728-8, CAS Number is 860-22-0, Molecular Weight is 466.35, and Color Index Number is 73015.

Key Features

• Vibrant blue colorant for food and industrial use
• Water-soluble and organic
• Acts as pH indicator and redox indicator
• Also functions as a dissolved ozone indicator
• Approved for use in the US and EU

Product Specifications:

Similar Products:

• Blue Organic Dye
• Water-Soluble Food Colorant
• pH Indicator Solution
• Redox Indicator Dye
• Ozone Indicator Solution

Pigment Orange 38

Pigment Orange 38, also known as Graphtol Red HFG, is a yellowish red pigment featuring excellent fastness properties. It is suitable for applications in paraffin wax, propylene oxide, PVC, and rubber. The suggested dose is 2 grams per kilogram for polyethylene and up to 9 grams per kilogram for PVC. This pigment contains rosin and is packaged in 16 Oz jars, weighing about 3 Oz due to its low specific gravity.

Product Specifications

Applications and Benefits:

• Provides a yellowish red pigment with excellent fastness properties.
• Ideal for paraffin wax, propylene oxide, PVC, and rubber applications.
• Highly resistant to alkali and acid (rated 5).
• Suitable for polyethylene and other plastic products.
• Contains rosin for enhanced stability and performance.

Caution:

Handle with care. Avoid inhalation and contact with eyes or skin. Refer to the SDS for detailed safety instructions.

Solvent Red 27

Solvent Red 27, also known as Sudan Red 5B or Sudan Oil Red O, is a chemical dye that is commonly used in the textile and plastics industries. This particular product comes in a 60 gram package and is known for its vibrant red color. Solvent Red 27 is a versatile dye that can be used in a variety of applications, including coloring plastics, textiles, and even some foods. It is soluble in a range of solvents, making it easy to work with and incorporate into various products. Overall, Solvent Red 27 is a reliable and popular choice for those looking to add a bold and eye-catching red hue to their products.