| dibutyl | <chemistry> A liquid hydrocarbon, C8H18, of the marsh-gas series, being one of several octanes, and consisting of two butyl radicals. Cf. Octane. Origin: Pref. Di- + butyl. Source: Websters Dictionary (01 Mar 1998) |
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| dibutyl phthalate | <chemical> Phthalic acid, dibutyl ester. A plasticiser used in most plastics and found in water, air, soil, plants and animals. It may have some adverse effects with long-term exposure. Chemical name: 1,2-Benzenedicarboxylic acid, dibutyl ester (12 Dec 1998) |