Diphenyl guanidine has been prepared by using of Fe2 O3 as catalyst and70% ethanol as solvent, and simultaneously the by-product H2S is used to prepare thiourea.

1、

Studies on Extraction Spectrophotometry of Ternary Molybdenum(ⅵ) 4 ( 5 Bromo 2 Thiazolylazo) Pyrocatechol Diphenyl Guanidine Ion Associate

钼（Ⅵ）-4-（5-溴-2-噻唑偶氮）邻苯二酚-二苯胍三元离子缔合物的萃取分光光度研究

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2、

Development of Synthetic Technique for Diphenyl Guanidine

二苯胍合成技术进展

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3、

It can further reacts with diphenyl guanidine to form a stable, neutral, violet-red 1: 2:1 ternary ionic-associate complex.

它可与二苯胍进一步反应形成电中性的稳定紫红色1∶2∶1三元离子缔合络合物。

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4、

Development of Diphenyl Guanidine

二苯胍的研制

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5、

The novel points of the article contain three aspects in the following: ( 1) With thiol sealing end polysulfide, poly tetrahydrofuran ether ( PTMG), diphenyl methane diisocyanate ( MDI) as raw materials, to prepare polysulfide-based polyurethane composite material.

本研究的新颖点主要包含以下三方面：（1）以巯基封端聚硫橡胶（PS）、聚四氢呋喃醚（PTMG）、二苯基甲烷二异氰酸酯（MDI）为原料，合成聚硫聚氨酯复合材料。

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6、

Studies on Self-association of Alcohols in Diphenyl Methane and Cross-association of Alcohols in Dibenzyl Ether by Gas-liquid Chromatography at Finite Concentrations

气液色谱有限浓度法研究醇类在芳烃溶剂中的自缔合及交叉缔合

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7、

Objective To explore the effects of exposure to diphenyl methane diisocyanate ( MDI) on serum levels of sexual hormones in male workers.

目的探讨二苯甲撑二异氰酸酯（MDI）对作业男工体内性激素水平的影响。

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8、

Effects of Diphenyl Methane Diisocyanate Exposure at Gestation on Energy Metabolism in Testis of Adult Male Offspring Mice

孕期二苯基甲烷二异氰酸酯暴露对子代雄性小鼠性成熟后睾丸组织能量代谢功能的影响

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9、

Technology and Development of Diphenyl Methane-4,4'-Diisocyanate

二苯基甲烷二异氰酸酯生产技术及发展

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10、

Study on Toughened Epoxy Resin/ Diamino Diphenyl Methane Matrix for Wet-winding

湿法成型用环氧树脂/二氨基二苯甲烷增韧体系

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11、

Influence of Er~ ( 3+) to Luminescence of Samarium Perchlorate with Diphenyl Sulfoxide Coordination Compounds

Er~（3+）对二苯亚砜高氯酸钐配合物发光的影响

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12、

Phosphorous acid, diphenyl tridecyl ester;

亚磷酸二苯基十三烷酯；

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13、

Isophthalic acid diphenyl ester;

间苯二甲酸二苯酯；

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14、

Methods used were UV spectrophotometry for qualitative analysis and diphasic titration for quantitative analysis.

定性检测采取紫外分光光度法，定量检测采取两相滴定法。

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15、

Methods: The diphasic titration was used in the test.

方法：采用双相滴定法，测定金刚烷胺合剂中盐酸金刚烷胺的含量。

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16、

Quantitative determination of amantadine in amantadine mixture by diphasic titration

双相滴定法测定金刚烷胺合剂的含量

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17、

The doctor prescribed a topical application of iodine.

医生开了一种局部敷用的碘酒.

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18、

The cuts Burn from the iodine.

碘酒烧灼得伤口火辣辣的.

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19、

SCOTT: There's some tape, iodine, and cloth bandages.

史考特: 有胶带、碘酒和布绷带.

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20、

How about some iodine?

来一些碘酒怎样?

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