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alum tanning

См. также в других словарях:

  • alum — ► NOUN ▪ a crystalline compound consisting of a double sulphate of aluminium and potassium, used in dyeing and tanning. ORIGIN Latin alumen …   English terms dictionary

  • Tanning — For other uses, see Tanning (disambiguation). For human tanning, see Sun tanning. Tannery redirects here. For other uses, see Tannery (disambiguation). Tanned leather in Marrakech …   Wikipedia

  • Alum — This article is about the chemical compound. For other uses, see Alum (disambiguation). Bulk alum Alum (  / …   Wikipedia

  • alum — alum1 /al euhm/, n. Chem. 1. Also called potash alum, potassium alum. a crystalline solid, aluminum potassium sulfate, K2SO4·Al2(SO4)3·24H2O, used in medicine as an astringent and styptic, in dyeing and tanning, and in many technical processes. 2 …   Universalium

  • Tanning — Tan Tan, v. t. [imp. & p. p. {Tanned}; p. pr. & vb. n. {Tanning}.] [F. tanner, LL. tannare. See {Tan}, n.] 1. To convert (the skin of an animal) into leather, as by usual process of steeping it in an infusion of oak or some other bark, whereby it …   The Collaborative International Dictionary of English

  • alum — [ aləm] noun Chemistry 1》 (also potash alum) a colourless astringent compound which is a hydrated double sulphate of aluminium and potassium, used in solution in dyeing and tanning. 2》 any of a series of analogous compounds of other metals.… …   English new terms dictionary

  • alum — I al•um [[t]ˈæl əm[/t]] n. 1) chem. a crystalline solid, aluminum potassium sulfate, K2SO4∙Al2(SO4)3∙24H2O, used as an astringent and styptic and in dyeing and tanning 2) chem. any of a class of analogous double sulfates • Etymology: 1275–1325;… …   From formal English to slang

  • Chrome alum — Potassium chromium sulfate Preferred IUPAC name Chromium potassium sulfate[ …   Wikipedia

  • Potassium alum — Chembox new Name = Potassium aluminium sulfate ImageSize = 200px OtherNames = potassium alum, potash alum Section1 = Chembox Identifiers CASNo = 7784 24 9 Section2 = Chembox Properties Formula = KAl(SO4)2 MolarMass = 258.207 g/mol Density = 1.76… …   Wikipedia

  • Ammonium alum — (NH4Al(SO4)2·12H2O) or ammonium aluminium sulfate dodecahydrate is a white crystalline double sulfate of aluminium, used in water purification, in vegetable glues, in porcelain cements, in natural deodorants and in tanning, dyeing and in… …   Wikipedia

  • chrome alum — n. an alum of which one of the components is chromium; esp., potassium chromium sulfate, KCr(SO4) 2·12H2O, used in tanning and dyeing …   English World dictionary

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