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- A new water soluble color reagent 1 (5 bromo 2 pyridylazo) 2,7 hydronaphthoquinone 6 sulfonic acid (5 Br PADN S) was synthesized. 报道了水溶性 1－（5－溴－2－吡啶偶氮）－2，7－萘二酚－6－磺酸（5－Br－PADN－S）的制备方法及其分析特性。
- Cu 2+ ? Zn 2+ ? Co 2+ and Ni 2+ with 2 (5 bromo 2 pyridylazo) 5 diethylaminophenol(5 Br PADAP) and cetyltrimethy lammonium bromide(CTMAB) in pH 8.3 buffer solutions were studied. 痕量Fe3+、Mn2 +、Cu2 +、Zn2 +、Co2 +、Ni2 +与 2 ( 5 溴 2 吡啶偶氮 ) 5 二乙氨基苯酚 ( 5 Br PADAP)和溴化十六烷基三甲基铵 (CTMAB)在pH 8.;3时发生高灵敏显色反应;所形成的三元胶束络合物的吸收光谱严重重叠。
- The bromination of 6 methoxy 2 propionylnaphthalene with 1,3 dibromo 5,5 dimethylhydantoin proceeded smoothly, quickly, and gave 5 bromo 6 methoxy 2 propionylnaphthalene with 98.59% yield in alcohol. 室温下;6-甲氧基-2-丙酰基萘和1;3-二溴-5;5-二甲基海因的溴化反应在醇溶剂中;反应速度快、转化率高;生成5-溴-6-甲氧基-2-丙酰基萘的收率高(98.;59
- Keywords Zinc 5 Bromo salicyl fluorone Fluorescence quenching method; 锌;5-溴水杨基荧光酮;荧光熄灭法;
- Keywords zinc;salicylaldehyde 5 bromo salicyloylhydrazone;spectrofluorimetry; 锌;水杨醛溴水杨酰腙;荧光分析;
- Keywords Molybdenum;5 Bromo Salicyl Fluorone;Cetyltrimethyl Ammonium Bromide;Fluorescence Quenching.; 钼;5-溴水杨基荧光酮;溴化十六烷基三甲铵;荧光熄灭;
- Keywords coal gangue;zinc;5 bromo salicyl fluorone;fluorescence quenching method; 煤矸石;锌;5-溴水杨基荧光酮;荧光熄灭法;
- Keywords aluminium;5 bromo salicylaldehyde salicyloylhydrazone;spectrofluorimetry; 铝;5-溴-水杨醛水杨酰腙;荧光分析;
- Keywords 5;7-dihydroxy-flavanone;synthesis;bactericidal activity; 二羟基黄烷酮;合成;抑菌活性;
- Keywords 5 tube zymotechnics;determination;fecal coliform; 五管发酵;测定;粪大肠菌群;
- Keywords 5;5-dimethyl hydantoin;cyanide-free;pulse plating; 二甲基乙内酰脲;无氰;脉冲电镀;
- Keywords 5 -nucleotidase;Adenosine;RNA interference;Cell adhesion; 关键词5’-核苷酸酶;腺苷;RNA干扰;细胞粘附;
- Keywords 5;5-Dimethylhydantoin;Epichlorohydrin;Epoxy compounds;Synthesis; 二甲基海因;环氧氯丙烷;环氧化合物合成;
- Keywords 5 Fluorouracil;Acute pancreatitis;Inflammatory cytokinemia;Amylopsion; 氟尿嘧啶;急性胰腺炎;炎症性细胞因子;淀粉酶;
- Keywords 5'-AMP;crystallization;solubility;supersolubility;metastable zone; 关键词5’-AMP;结晶;溶解度;超溶解度;介稳区;
- Keywords 5% lidocaine;anesthesia;vertebral column;surgical intervention; 利多卡因;麻醉;脊椎;外科手术;
- Keywords 5'-nucleotide,nuclease P1,airlift reactor,enzymic hydrolysis,ion-exchange,crystallization; 核苷酸;核酸酶P1;气升式反应器;酶解;离子交换;结晶;
- Keywords: GPRS; GPS; GIS; Protocol; Design?? 关键词：通用分组无线业务；全球定位系统；地理信息系统；协议；设计??
- Keywords 5 A molecular sieves;naphtha;hydrothermal synthesis;normal paraffins;static saturated adsorption capacity; 5A分子筛;石脑油;水热法;正构烷烃;静态饱和吸附量;
- Make bulk changes to keywords, ads, and ad groups. 批量更改关键字、广告和广告组。
