It is found that hypocrellin a , hypocrellin b and 5 , 15 - diphenyl - 2 , 3 - dihydroxychlorin ( dpcoh ) have stronger photodynamic effect than in hpd same concentration . 2 二羟基叶吩（ dpcoh ）在印g尬1的光敏剂浓度下，明显强于相同浓度hpd的杀伤效应。
Hb - liposome has low acute toxicity and skin photoallergy hypocrellin a , hypocrellin b and 5 , 15 - diphenyl - 2 , 3 - dihydroxychlorin are promising new second generation photosensitizers 初步研究表明竹红菌乙素的急性毒性和皮肤光敏毒性能满足临床需要。
Workplace air - determination of hexavalent chromium in airborne particulate matter - method by ion chromatography and spectrophotometric measurement using diphenyl carbazide 工作场所空气.气载颗粒物质中六价铬的测定.用二苯基卡巴胼的离子色谱法和光谱测定法
Workplace air - determination of hexavalent chromium in airborne particulate matter - method by ion chromatography and spectrophotometric measurement using diphenyl carbazide 工作场所空气.空中漂浮颗粒物质中六价铬的测定.使用二苯卡巴肼的离子色谱法和分光光度计测量法
The perovskite - type metal oxides supports and the corresponding supported pd catalyst were prepared by microwave , and characterized by xrd , sem and used in the direct synthesis of diphenyl carbonate ( dpc ) 摘要利用微波法制备了钙钛矿型复合氧化物载体及把负载钙钛矿型催化剂，用xrd和sem对载体及催化剂进行了表征，并将微波法制备的催化剂用于一步氧化羰基化合成碳酸二苯酯( dpc )实验。
It was shown that vsmcs growth was suppressed by as2o3 with correlation to its concentration and the reaction time , especially marked in 72h with last concentration of 3 . 0 ~ 4 . 0umol / l as2o3 , by using 3 - ( 4 , 5 - dimethylthiazolzy ) - 2 , 5 - diphenyl tetrazolium bromide chromatometry analysis 首先应用四甲基偶氮唑蓝比色法分析显示as _ 2o _ 3能够抑制vsmc的生长，呈浓度及时间依赖性。在as _ 2o _ 3终浓度为3
On the basis of the conditions of diphenyl ( dp ) , ortho - phenyl phenol ( opp ) , thiabendazole ( tbz ) , imazalil ( imz ) application for fruits and vegetables preservative , the analytical methods for residues and their progresses are summarized 摘要结合防腐剂联苯、邻苯基苯酚、噻苯咪唑、抑霉唑在水果蔬菜中的使用状况，综述了果蔬中防腐剂残留分析方法及其进展，并着重对气相色谱、液相色谱及防腐剂残留分析新技术毛细管电泳技术、免疫分析法等进行阐述。
Eighteen compounds in the oil were identified by g c / ms . they are : seven ketone compounds : 2 - undecanone , 6 , 10 - dimethy , 1 - cyclohexanol - l - butanone , 2 , 5 - hexanedione , 2 ( 4h ) - benzofuranone , 5 , 6 , 7 , 7 , a - tetrahydro - 4 , 4 , 7a - trimethyl , 3 - buten - 2 - one , 4 - ( 2 , 6 , 6 - trimethyl - 1 - cyclohex en - 1 - yl ) - , ( e ) , 6 - dodecanone , 3 - buten - 2 - one , 4 - ( 2 , 6 , 6 - trimethyl - 7 - oxabicycl o4 . 1 . 0hept - l - yl ) ; three alcoholic compounds : a - terpineol . benzyl alcoho 1 , phytol ; two alkyl and acyl amine components : undecane , tetradecane and hydrazinecarboxamide , n , n - diphenyl - , acetamidobenzene ; one ester , a idehyde , alkyne and acid : butanoic acid : 2 - propenyl ester , 1 - octadecyne , 1 - octadecyne , palmitic acid 三甲基一7一氧双环p ， l ， 0庚烷基什丁烯酮上；醇3种：苯甲醇、 a松油醇、 3 ， 7 ， 11 ， 15十六烯2醇1 ；烷2种：十一烷、十四烷；酚胺2种：姘基甲酚h苯胺、乙酞苯胺；酯、醛、炔、和酸备是1种：丁酸烯丙酯、十八碳醛、十八炔、十六碳酸。
Poly ( m - phenylene - isophthalamide ) ( mpia ) , poly ( p - phenylene and 4 , 4 ' - diphenyl ether terephthalamide ) ( dpeta ) etc nanoflbers are electrospun , and the different diameters of different polymers nanoflbers are described . the result is related with different molecular chains , and the structures of molecular chain decide the diameter ranges of electrospun fibers . the blend solutions of pan & second cellulose acetate ( sca ) are electrospun to get synthetic fabrics 进行聚间苯二甲酰间苯二胺( mpia ) 、聚4 ， 4 ’ -二氨基二苯醚撑对苯二甲酰对苯二胺( dpeta )等高性能纤维的电纺丝，发现不同高聚物所能得纤维细度有较大差别，这与二者的分子链结构有很大的关系。
