scarlet red

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scarlet red

[′skär·lət ′red]
(organic chemistry)
CH3C6H4H:NC6H3CH3N:NC10H15OH A brown, water-insoluble powder, used as a dye in ointments. Also known as Biebrich red; scarlet.
References in periodicals archive ?
The Government Chemist Annual Review provides highlights from the referee cases, advisory work and research carried out during the year, including: meat speciation determining the provenance of meat in takeaway restaurant dishes illegal dyes in oils resolving a dispute involving the illegal dye Sudan IV in palm oil.
Continuing violent hostility toward international humanitarian organizations in Darfur and greater Sudan IV.
Para detectar lipidos en los gametofitos se utilizo Sudan IV (D'Ambrogio 1986).
The extent of atherosclerosis was determined by morphometry of the areas stained by Sudan IV (15).
Rest of aorta was opened longitudinally and stained with Sudan IV for gross estimation of lesion.
The cut surfaces of these halves are tested with iodine (I2KI), and Sudan IV solutions.
The following histochemical tests were performed: Sudan IV for lipids; 10% aqueous ferric chloride to locate phenolic compounds; and Ruthenium red solution to detect pectic compounds (Johansen 1940).
Food Standards Agency investigators discovered that bottles of African palm oil have been contaminated with the potentially carcinogenic, banned dye Sudan IV.
The spectre of the cancer-causing dye continues to loom over the industry after the discovery of Sudan I and Sudan IV in spice ingredients at Lubna Foods, West Yorkshire last week.

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