| Customization: | Available |
|---|---|
| CAS No.: | 1934-21-0 |
| Formula: | C16h9n4o9s2na3 |
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Lemon yellow also known as tartrazine yellow, acid light yellow, hydrazine yellow.Water soluble synthetic pigment. It is a bright yellow, monochrome variety. Mainly used in food, beverage, medicine, cosmetics, feed, tobacco, toys, food packaging materials, etc., also used in wool, silk dyeing and manufacturing lake.
| Item | Specification |
| Total dye content % | 85 |
| Loss on drying at 135°C % | 13 |
| Water-insoluble matter % | ≤0.2 |
| Combined ether extracts % | ≤0.2 |
| Subsidiary dyes % | ≤1.0 |
| Unsulfonated primary aromatic amine % | ≤0.01 |
| Lead, mg/kg | ≤10.0 |
| As, mg/kg | ≤1.0 |
| Heavy metals, (as pb) mg/kg | ≤40.0 |
| Mercury, mg/kg | ≤1.0 |
| Chromium, mg/kg | ≤5.0 |
| Cadmium, mg/kg | ≤1.0 |
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