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The essential process of dyeing changed little over time. Typically, the dye material is put in a pot of water and heated to extract the dye compounds into solution with the water. Then the textiles to be dyed are added to the pot, and held at heat until the desired color is achieved.
Acid green 50 Food green 4 44090 triarylmethane 3087-16-9: Guinea green B Guinea green Acid green 3 Food green 1 42085 triarylmethane 4680-78-8: Hematoxylin/Hematein: Natural black 1 75290 natural 517-28-2: Hofmann's Violet Dahlia Primula 42530 triarylmethane 8004-86-2: Hydroxynaphthol blue: azo 63451-35-4: Indigo: Indigo blue Vat blue 1 73000 ...
Chromium is a very powerful colorizing agent, yielding dark green [6] or in higher concentrations even black color. Together with tin oxide and arsenic it yields emerald green glass. Chromium aventurine , in which aventurescence is achieved by growth of large parallel chromium(III) oxide plates during cooling, is made from glass with added ...
The Statue of Liberty, showing advanced patination; verdigris is responsible for the statue's iconic green colour.. Verdigris (/ ˈ v ɜːr d ɪ ɡ r iː (s)/) [1] is a common name for any of a variety of somewhat toxic [2] [3] [4] copper salts of acetic acid, which range in colour from green to a bluish-green depending on their chemical composition.
Tartrazine is a commonly used coloring agent all over the world, mainly for yellow, and can also be used with brilliant blue FCF (FD&C Blue 1, E133) or green S (E142) to produce various green shades. It serves as a dye for wool and silks, a colorant in food, drugs and cosmetics and an adsorption-elution indicator for chloride estimations in ...
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It is a dark green solid. [3] Vat Green 1 can dye viscose, silk, wool, paper, and soap. [4] References
Fast Green FCF, also called Food green 3, FD&C Green No. 3, Green 1724, Solid Green FCF, and C.I. 42053, is a turquoise triarylmethane food dye.Its E number is E143.. Fast Green FCF is recommended as a replacement of Light Green SF yellowish in Masson's trichrome, as its color is more brilliant and less likely to fade.