Products Indigocarmine is available as a pure substance in specialized stores. Structure and properties Indigocarmine (C16H8N2Na2O8S2, Mr = 466.4 g/mol) exists as a blue powder that is soluble in water. The solutions are either yellow or blue depending on the pH. Areas of application Dye for many drugs (e.g. Rohypnol, Viagra, Truvada). Dye for food … Indigocarmine
Products Quinoline yellow is available as a pure substance in specialized stores. Structure and properties Quinoline Yellow is a mixture of quinophthalones bearing sulfonate groups. It exists as a yellow powder and is soluble in water. Effects Quinoline yellow is a yellow dye. It is often mixed with indigotine, producing a green color. Indications for … Quinoline Yellow
Which dyes are used? Coloring agents that are also used as food additives (E-numbers) are usually used for medicines. Which colorants are permitted depends on the legislation of the relevant countries. For Switzerland, the specifications published in the Medicines Approval Ordinance (AMZV), in Pharmacopoea Helvetica and in the Additives Ordinance apply. The following list shows … Dyes in Medicines