(dyes)
41Thermochromism — is the ability of substance to change color due to a change in temperature. A mood ring is an excellent example of this, but it has many other uses. Thermochromism is one of several types of chromism.The two basic approaches are based on liquid… …
42photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
43stain — 1. To discolor. 2. To color; to dye. 3. A discoloration. 4. A dye used in histologic and bacteriologic technique. 5. A procedure in which a dye or combination of dyes and reagents is used to color the constituents of cells and tissues. For… …
44Colour Index International — is a reference database jointly maintained by the Society of Dyers and Colourists and the American Association of Textile Chemists and Colorists. It was first printed in 1925 but is now published exclusively on the web. The index serves as a… …
45Cochineal — Female (left) and male (right) Cochineals. Scientific classification Domain: Eukaryota …
46DyLight Fluor —   Color mass (g/mol) Absorb (nm) Emit (nm) ε (M 1cm 1) DyLight 350 violet 874 353 432 15,000 DyLight 405 violet 793 400 420 30,000 DyLight 488 green …
47Coomassie Brilliant Blue — Brilliant blue redirects here. For the manga, see Brilliant Blue (manga). Not to be confused with Brilliant Blue FCF. Coomassie Brilliant Blue R 250 …
48Crimson — For other uses, see Crimson (disambiguation). Crimson Color coordinates Hex triplet #DC143C RGB …
49Mordant — This article is about the substance used to set dyes. For the musical ornament, see mordent. For other uses, see Mordant (disambiguation). A French Indienne, a printed or painted textile in the manner of Indian productions, which used mordants to …
50heterocyclic compound — Any of a class of organic compounds whose molecules contain one or more rings of atoms with at least one atom (the heteroatom) being an element other than carbon, most frequently oxygen, nitrogen, or sulfur. As in regular cyclic hydrocarbons,… …
