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a.1.(Chem.) Pertaining to, derived from, or related to, naphthalene; - formerly used to denote any one of a series of acids derived from naphthalene, and called naphthalene acids, now specifically referring to 1,8-naphthalenedicaboxylic acid, C12H8O4.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
As a result, phthalic anhydride and 1.2- naphthalic anhydride as the markers of secondary formation for gas-phase PAH reactions were identified in the aerosol sample, as shown in Figure 3.
For example, the safener naphthalic anhydride has been shown to induce cytochrome P450 activation and enhance conversion of bensulfuron-methyl to 4-hydroxy-bensulfuron-methyl in rice (Deng and Hatzios, 2003).
Plants were sprayed at two-leaf stage ([M.sub.1]), flower initiation stage ([M.sub.2]) and fifteen days after flower initiation stage ([M.sub.3]) with Four growth regulators each with two concentrations viz., Gibberrelic Acid, Ethrel Naphthalic Acetic Acid (NAA) and Cycocel (CCC) were used for foliar application with water spray and control (no spray) makes total 10 treatment viz., [GA.sub.3] 25 ppm ([S.sub.1]), [GA.sub.3] 50 ppm ([S.sub.2]), Ethrel 250 ppm ([S.sub.3]), Ethrel 500 ppm ([S.sub.4]), NAA 50 ppm ([S.sub.5]), NAA 100 ppm ([S.sub.6]), CCC 100 ppm ([S.sub.7]), CCC 200 ppm ([S.sub.8]), water spray ([S.sub.9]), control (no spray) ([S.sub.10]).