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The pyridine was chemisorbed at both Lewis and Bronsted sites on the glass surface.

在玻璃表面上,吡定都是化学地吸收在路易斯和布朗斯特德位置上的.

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This review described the preparation and application of crosslinked polyvinyl pyridine resins.

本文综述了乙烯吡啶树脂的合成及其应用.

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The process of 2 - chloropyridine chlorination synthesis by pyridine and application were introduced.

介绍了吡啶氯化合成2-氯吡啶的方法和应用.

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Recovering pyridine by simple distillation and phase separation with salt was studied.

研究了普通精馏与加盐分相技术在回收吡啶中的应用.

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A semi - empirical LCAO - MO - AM 1 calculation is performed for some substituted pyridine N - oxide.

在LCAO -MO-AM1 水平上计算了取代氧化吡啶的气相质子化能.

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The factory also undertake pyridine derivatives and various solvent distillation process.

本厂还可承接吡啶类系列化合物及各种溶剂精馏加工.

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Triisopropyl phosphite was synthesized and isopropanol using pyridine as an organic base.

采用三氯化磷、异丙醇为原料,吡啶为有机碱合成亚磷酸三异丙酯.

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The typical K - F reagent has disadvantage of high poisonousness and pyridine malodor.

经典K-F试剂缺点是毒性大,且具有吡啶的恶臭.

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And the excess volume of toluene - pyridine was measured with the dilatometer.

并用此膨胀仪测定了甲苯 - 吡啶体系的过量体积.

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This paper studied the catalytic N - alkylation of acetanilide with polyvinyl chloride - pyridine resin.

研究了聚氯乙烯 - 吡啶树脂催化乙酰苯胺的N - 烃基化作用,反应条件温和,产品收率令人满意.

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The synthetic methods of pyridine bases are reviewed.

综述了国内外吡啶碱类化合物的合成方法.

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Urine - Determination of thiocyanate - Pyridine － barbituric acid spectrophotometric method.

尿中硫氰酸盐的吡啶-巴比妥酸分光光度测定方法.

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Pyridine is a colorless chemical liquid.

吡啶是一种无色的化学液体.

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The urine samples were collected at 7∶00,11∶00 and 15∶00, and were assayed by modified Aldridge ? s method ( pyridine - p - phenylenediamine mixture ) .

分别于7时 、 11时 和15时收集班前、班中和班末尿样.

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This preparation uses dialkyl imidazole salt, alkyl pyridine salt or caprolactam and fatty acid as reactant.

该方法使用带有二烷基咪唑盐 、 烷基吡啶盐或者己内酰胺和脂肪酸作为反应物.

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