Quinoline Yellow
Quinoline Yellow WS-G CONC has a 1.2% Mono-sulfonated and 98.8% Di-sulfonated composition.
Quinoline Yellow (E104) has an allowed Mono-sulfonated composition of >NMT 15% and Di-sulfonated <NLT 80% and it complies with EC 1333/2008
TYPICAL PROPERTIES
| Property | Unit | Value |
| Description | - | Similar to standard item. |
| Identification | - | Yellow is displayed. |
| Identification | - | From 414 from 418nm and 435 it possesses the maximum of absorption in 439nm. |
| Identification | - | The main Spot to display yellow, the Rs value for the standard item approx. 0.9 and 1.3. |
| Purity Clarity of Solution | - | Transparent |
| Purity Insoluble Matter | % | 0.3% Max |
| Purity Solubility | % | 1.0% Max |
| Purity Chloride and Sulphate | % | 10.0% Max |
| Purity Arsenic | ppm | 2 Max |
| Purity Zinc | ppm | 200 Max |
| Purity Iron | ppm | 500 Max |
| Purity Heavy Metals | ppm | 20 Max |
| Loss on Drying | % | 10.0% Max |
| Assay | % | 85.0-101.0% |
