Ponceau 4R

About Ponceau 4R

Ponceau 4R analytical standard Synonym: Acid Red 18, New Coccine, Ponceau 4 R CAS Number 2611-82-7 Empirical Formula (Hill Notation) C20H11N2Na3O10S3 Molecular Weight 604.47 Properties grade analytical standard assay 99.0% (HPLC) form neat application(s) HPLC: suitable gas chromatography (GC): suitable format neat Description Packaging Bottomless glass bottle. Contents are inside inserted fused cone. Application Ponceau 4R was used in the determination of contents of several additives in different non-alcoholic beverages using HPLC.[2] It was used in understanding the genotoxicity of colorants.[3] It was also used in preparing a falsified drink in the analysis of methanol-ethanol mixture using biosensors amperometric system.[4] Refer to the products Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. General description Ponceau 4R is a synthetic red azo dye and is used as a food colorant. It is used in range of alcoholic and non-alcoholic beverages, food stuffs, preserved fruits etc. It exists as trisodium-2-hydroxy-1-(4-sulfonato-1-naphthylazo)-6,8-naphthalenedisulfonate.[1]