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This is a list of dyes with Colour Index International generic names and numbers and CAS Registry numbers. This list is incomplete ; you can help by adding missing items . ( January 2018 )
Synthetic dyes are produced from various chemicals. The great majority of dyes are obtained in this way because of their superior cost, optical properties (color), and resilience (fastness, mordancy). [2] Both dyes and pigments are colored, because they absorb only some wavelengths of visible light. Dyes are usually soluble in some solvent ...
In the United States, the Pure Food and Drug Act of 1906 reduced the permitted list of synthetic colors from 700 down to seven. [20] The seven dyes initially approved were Ponceau 3R (FD&C Red No. 1), amaranth (FD&C Red No. 2), erythrosine (FD&C Red No. 3), indigotine (FD&C Blue No. 2), light green SF (FD&C Green No. 2), naphthol yellow 1 (FD&C ...
Here are 10 popular foods that often contain chemicals and artificial food dyes so you can know what to look for when you're at the store. Plus, we've included some healthier, chemical-free brands ...
Red dye No. 3, among other additives, has been banned in California under a new law. The additive appears in thousands of products, including candies and some medications.
An acid dye is a dye that is typically applied to a textile at low pH. They are mainly used to dye wool, not cotton fabrics. [1] Some acid dyes are used as food colorants, [2] [3] and some can also be used to stain organelles in the medical field. Acid dyes are anionic, soluble in water and are essentially applied from acidic bath.
Dip dye; Disperse blue dye; Disperse dye; Disperse Yellow 26; Disperse Yellow 42; Dithiazanine iodide; Dye penetrant inspection; Dye tracing; Dyeing; List of dyes; Staining; Dyestuffs (Import Regulations) Act 1920; DyLight Fluor; Dylon
Zelyonka. Brilliant green has been used to color silk and wool.. It is indicated for disinfection of fresh postoperative and post-traumatic scars, umbilical cord of newborns, abrasions, cuts, and other violations of the integrity of the skin, in the treatment of purulent-inflammatory processes of the skin - hordeolum ("barley"), meibomite, blepharitis, pyoderma, local furunculosis ...