Products
| pontacyl rubine R | |
| Product name | pontacyl rubine R |
| Chinese name | 酸性红 14；食品红 3；酸性红B；酸性枣红；酸性紫红；酸性紫红B；4-羟基-3-(4-磺酸-1-萘偶氮)-1-萘磺酸二钠盐；氮红；淡红A；二蓝光酸性红；偶氮红；色素母；酸性紫酱；偶氮玉红；铬变素B；C.I.酸性红14；酸性红4B |
| English name | pontacyl rubine R |
| Molecular formula | C20H12N2Na2O7S2 |
| Molecular weight | 502.43 |
| CAS No. | 3567-69-9 |
| Product photo |  |
| Structure |  |
| chemical properties | Soluble in water, slightly soluble in ethanol. |
| Appearance | Red powder or particles |
| Melting point | |
| Content | |
| Moisture | |
| Packing | 25kg |
The other explanation |
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