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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.
Methylene Blue Trihydrate
Methylene Blue Trihydrate, also known as Basic Blue 9 trihydrate, is a fine crystalline powder with the chemical formula C16H18ClN3S . 3H2O. It finds its application in histology, bacteriology (staining), compounding of blood stains, anti-fungus treatment on fish eggs. It can also be used as a protozoacide and a fungicide.
Key Features:
- Used in histology and bacteriology staining
- Effective anti-fungus treatment for fish eggs
- Can be used as a protozoacide and a fungicide
- Chemical formula: C16H18ClN3S . 3H2O
Product Specifications:
| Synonyms | Basic Blue 9, trihydrate; Methelyne blue trihydrate; 3,7-Bis(dimethylamino)phenazathionium chloride trihydrate |
| CAS No. | 7220-79-3 |
| Formula | C16H18ClN3S . 3H2O |
| Appearance | Fine yellow powder |
| Application | Histology, bacteriology (staining), compounding of blood stains, anti-fungus treatment on fish eggs, protozoacide and fungicide. |
Similar Products:
- Toluidine blue
- Crystal Violet
- Safranin O
- Methylene Green
- Wright's Stain
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
Caution: Handle with care, may cause skin irritation, harmful if swallowed or inhaled. Keep out of reach of children.
Perfect for histologists, bacteriologists and those in need of anti-fungal treatment for fish eggs.
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