synthetic dyes

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• synthetic — Relating to or made by synthesis. * * * syn·thet·ic sin thet ik adj of, relating to, or produced by chemical or biochemical synthesis esp produced artificially <synthetic drugs> <synthetic dyes> syn·thet·i·cal·ly i k(ə )lē adv… …   Medical dictionary

• synthetic dye inks —    Any ink consisting simply of a dye dissolved in water together with the necessary preservatives. Various dyes are used in commercial ink manufacture today; the aniline dyes were the first of these, and some writers still refer to inks of this… …   Forensic science glossary

• aniline dyes — plural noun A general term for all synthetic dyes having aniline as their base • • • Main Entry: ↑aniline …   Useful english dictionary

• azo dyes — azo dyes, a large group of synthetic dyes containing the grouping R N:N R, a basic structure of two atoms of nitrogen and two radicals of the benzene or naphthalene series, which can form subsequent, complex structures having a variety of dyeing… …   Useful english dictionary

• Fibres and Dyes — ▪ Table fibres application classes Natural fibres Animal Wool acid, basic, mordant, reactive, (solubilized vat) Wool blends (wool cotton, acid, direct, mordant, reactive wool viscose, etc.) Silk acid, basic, direct, mordant, (reactive) …   Universalium

• dye — dyable, dyeable, adj. dyer, n. /duy/, n., v., dyed, dyeing. n. 1. a coloring material or matter. 2. a liquid containing coloring matter, for imparting a particular hue to cloth, paper, etc. 3. color or hue, esp. as produced by dyeing. 4. of the… …   Universalium

• Natural dye — Skeins of wool colored with natural plant dyes. Natural dyes are dyes or colorants derived from plants, invertebrates, or minerals. The majority of natural dyes are vegetable dyes from plant sources – roots, berries, bark, leaves, and …   Wikipedia

• Dye — For other uses, see Dye (disambiguation). Yarn drying after being dyed in the early American tradition, at Conner Prairie living history museum. A dye is a colored substance that has an affinity to the substrate to which it …   Wikipedia

• Dyeing — This article is about the process of coloring using dyes. For dying and the end of life, see death. Pigments for sale at a market in Goa, India …   Wikipedia

• Pigment — For the drug referred to as pigment, see black tar heroin. Natural ultramarine pigment in powdered form …   Wikipedia

• Food coloring — spreading on a thin water film in the International Space Station. Food coloring is a substance, liquid or powder, that is added to food and/or drink to change its color. Food coloring is used both in commercial food production and in domestic… …   Wikipedia