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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:
| Property | Value |
| EC Number | 212-728-8 |
| CAS Number | 860-22-0 |
| Molecular Weight | 466.35 |
| Color Index Number | 73015 |
Similar Products:
- Blue Organic Dye
- Water-Soluble Food Colorant
- pH Indicator Solution
- Redox Indicator Dye
- Ozone Indicator Solution
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
Perfect for Food and Beverage Manufacturers, Pharmaceutical Companies, Laboratory Technicians, Chemical Suppliers, Food Safety Inspectors.
Test Tube Holder, Cross Pattern
The Test Tube Holder, Cross Pattern is an essential tool for any laboratory. Made from rolled brass strip with a spring clip, this holder is designed to handle test tubes ranging from 12 to 40 mm in outer diameter. The holder is mounted in a polished wooden handle, providing a comfortable grip during use. With an overall length of about 220mm, this holder is perfect for handling test tubes of various sizes. Whether you're a professional chemist or a student conducting experiments, the Test Tube Holder, Cross Pattern is a must-have tool for any laboratory.
Product Specifications:
| Product Name: | Test Tube Holder, Cross Pattern |
| Product Type: | Holder, Cross Test Tube Holder, Cross Pattern |
| Material: | Rolled Brass Strip |
| Spring Clip: | Yes |
| Handle Material: | Polished Wood |
| Overall Length: | 220mm |
| Test Tube Diameter: | 12mm to 40mm |
Similar Products
- Test Tube Rack, 12-40mm, Wooden Handle
- Test Tube Clamp, Brass Strip, 12-40mm
- Test Tube Holder, Spring Clip, 12-40mm
- Test Tube Carrier, Cross Pattern, 12-40mm
- Test Tube Gripper, Polished Wood Handle, 12-40mm
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
CAUTION: This test tube holder is designed for handling test tubes from 12 to 40 mm outer diameter. Please use with care and avoid any contact with hazardous materials. Keep out of reach of children.
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