- Orange B
Orange B Identifiers CAS number PubChem ChemSpider EC number Jmol-3D images Image 1 Properties Molecular formula C22H16N4Na2O9S2 Molar mass 590.49 g/mol (what is: /?)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Orange B is a food dye from the azo dye group. It is approved by Food and Drug Administration (FDA) for use only in hot dog and sausage casings or surfaces, only up to 150 ppm of the finished food weight. It usually comes as disodium salt.
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