全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
中外文文献  中文文献  外文文献
作者:Watla-iad Kanchana , Tadao Sakai , Norio Teshima ...
来源:[J].Analytica Chimica Acta(IF 4.387), 2007, Vol.604 (2), pp.139-146Elsevier
摘要:Abstract(#br)A new sequential injection (SI) system with spectrophotometric detections has been developed for successive determination of protein and glucose. The protein assay is based on ion-association of protein with tetrabromophenolphthalein ethyl ester (TBPE) in the presen...
作者:Tomás Pérez-Ruiz , Carmen Martı́nez-Lozano , Antonio Sanz ...
来源:[J].Journal of Pharmaceutical and Biomedical Analysis(IF 2.947), 2004, Vol.34 (3), pp.551-557Elsevier
摘要:Abstract(#br)A simple and rapid fluorimetric method for the determination of mixtures of thiamine and ascorbic acid is proposed. The procedure is based on the oxidation with mercury(II) of the B 1 and C vitamins to form thiochrome (TC) and quinoxaline derivate, respectively. Bo...
作者:Osamu Nara
来源:[J].Analytica Chimica Acta(IF 4.387), 2010, Vol.685 (1), pp.91-102Elsevier
摘要:... We show successive automatic recrystallization of acetaminophen from diethyl ether obtaining acetaminophen of higher melting temperatures than USP and JP reference standards by 8× automatic recrystallization, 96% yield at each stage. Also, I demonstrate a novel approach to...
作者:Kraingkrai Ponhong , Norio Teshima , Kate Grudpan ...
来源:[J].Talanta(IF 3.498), 2015, Vol.133, pp.71-76Elsevier
摘要:Abstract(#br)A novel four-channel simultaneous injection effective mixing flow analysis (SIEMA) system has been assembled for successive determination of bilirubin and creatinine in urinary samples. The chemical variables and physical parameters in the flow system were optim...
作者:Alejandro Ayala Quezada , Keisuke Ohara , Nuanlaor Ratanawimarnwong ...
来源:[J].Talanta(IF 3.498), 2015, Vol.144, pp.844-850Elsevier
摘要:Abstract(#br)An automated stopped-in-loop flow analysis (SILFA) system is proposed for the successive catalytic determination of vanadium and iron. The determination of vanadium was based on the p -anisidine oxidation by potassium bromate in the presence of Tiron as an activ...
作者:Maha M. Abdelrahman , Eglal A. Abdelaleem
来源:[J].Journal of Saudi Chemical Society(IF 1.288), 2016, Vol.20, pp.S153-S160Elsevier
摘要:Abstract(#br)Two sensitive, selective and precise stability indicating methods for the determination of isopropamide iodide (ISO), trifluoperazine hydrochloride (TPZ) and trifluoperazine oxidative degradate (DEG) were developed and validated. Method A is a successive derivativ...
作者:Maha M. Abdelrahman , Eglal A. Abdelaleem
来源:[J].Journal of Saudi Chemical Society(IF 1.288), 2016, Vol.20 (S1), pp.S153-S160DOAJ
摘要:Two sensitive, selective and precise stability indicating methods for the determination of isopropamide iodide (ISO), trifluoperazine hydrochloride (TPZ) and trifluoperazine oxidative degradate (DEG) were developed and validated. Method A is a successive derivative ratio spectro...
作者:Quanfang Lu , Fei-fei Feng , Jie Yu ...
来源:[J].Microchemical Journal(IF 2.879), 2020, Vol.152Elsevier
摘要:Abstract(#br)In this work, a sampling system of liquid cathode glow discharge (LCGD) was developed for the highly sensitive determination of Cd in digested Zn concentrate samples, in which buffer bottle was used to eliminate the pulsation of peristaltic pump and increase the s...
作者:J.P. Rozelot , S. Godier
来源:[J].Advances in Space Research(IF 1.183), 2002, Vol.29 (12), pp.2089-2092Elsevier
摘要:Abstract(#br)Despite its great importance for solar physics, mainly in the fields of solar fundamental astrometry, helioseismology, planetary motions and relativistic effects, the successive zonal harmonics of the Sun still remain elusive and subject to some controversy. Direct o...
作者:Xinguo Wu , Ruxiu Cai , Lin Zhang ...
来源:[J].Analytica Chimica Acta(IF 4.387), 2001, Vol.448 (1), pp.257-263Elsevier
摘要:Abstract(#br)A simultaneous kinetic determination method based on detecting the final product in successive reactions is proposed. The method is carried out by measurement of the rate at two points during the course of the successive reactions and is, therefore, referred to as ...

我们正在为您处理中,这可能需要一些时间,请稍等。

资源合作:cnki.scholar@cnki.net, +86-10-82896619   意见反馈:scholar@cnki.net

×