Knowde Enhanced TDS
Identification & Functionality
- CI Name
- CI Number
- Chemical Name
- Dye Type
- Ingredient Origin
- Pigment Type
- Food Ingredients Functions
- Pharma & Nutraceuticals Functions
- CAS No.
- 3567-69-9
- E Number
- E-122
- Molecular formula
- C20H12N2Na2O7S2
- EC No.
- 222-657-4
Features & Benefits
- Food Ingredients Features
Applications & Uses
- Applications
Properties
- Color
- Solubility
- Specifications
| Value | Units | Test Method / Conditions | |
| 4-aminonaphthalene-1-sulfonic acid | max. 0.50 | percent by mass | — |
| 4-hydroxynaphthalene-1-sulfonic acid | max. 0.50 | percent by mass | — |
| Arsenic Content | max. 3 | mg/kg | — |
| Cadmium Content | max. 1 | mg/kg | — |
| Combined Ether Extract | max. 0.20 | percent by mass | — |
| Heavy Metals as pb | max. 40 | mg/kg | — |
| Lead Content | max. 3 | mg/kg | — |
| Mercury Content | max. 1 | mg/kg | — |
| Subsidiary Dyes | max. 2 | percent by mass | — |
| Total Coloring Matters Calculated as the Sodium Salt | min. 85 | percent by mass | — |
| Unsulfonated Primary Aromatic Amines | max. 0.01 | percent by mass | — |
| Water Insoluble Matter | max. 0.20 | percent by mass | — |
Regulatory & Compliance
- Certifications & Compliance
- Chemical Inventories