منابع مشابه
Hydrodynamic Chromatography: Practical Applications
weight, polydispersity, and spectroscopic properties of aquatic humic substances. Environmental Science and Technology 28: 1853. Conte P and Piccolo A (1999) Conformational arrangement of dissolved humic substances. InSuence of solution composition on association of humic molecules. Environmental Science and Technology 33: 1682. Davies G andGhabbour EA (1999) Understanding life after death. Che...
متن کاملPractical issues relating to soil column chromatography for sorption parameter determination.
Determination of sorption distribution coefficients (K(d)) of organic compounds by a dynamic soil column chromatography (SCC) method was developed and validated. Eurosoil 4, quartz, and alumina were chosen as exemplary packing materials. Heterocyclic aromatic compounds were selected in the validation of SCC. The prerequisites of SCC with regard to column dimension, packing procedure, and sample...
متن کاملPractical reversed-phase high-performance liquid chromatography method for laboratory-scale purification of recombinant human thyrotropin.
A small, semi-preparative C(4) RP-HPLC column was used to set up the conclusive laboratory-scale purification of Chinese hamster ovary-derived human thyrotropin (hTSH), after a preliminary concentration-purification of an extremely dilute and poorly ( approximately 0.6 microg hTSH/mL; mass fraction=0.35%) conditioned medium on a cation exchanger. Several fractions of this eluate were repeatedly...
متن کاملAN INTRODUCTION AND TROUBLESHOOTING MANUAL A Practical Guide to Ion Chromatography
Revisions and additional material can be found on SeQuant's website (www.sequant.com). Questions and comments regarding the content in this booklet can be e-mailed to [email protected]. An introduction and troubleshooting manual Foreword This guide will show you some of the most common practical issues that occur during analysis of anions by ion chromatography. Many users find the technique diff...
متن کاملIbn Sīnā’s Practical Philosophy
This article is a brief review of Ibn Sīnā’s practical philosophy. It begins with a discussion of the Platonic, Aristotelian, and Neo-Platonic influences on Ibn Sīnā’s practical philosophy, as well as the influence of Fārābī and of Islamic religious teachings. The creative synthesis invented by Ibn Sīnā requires a particular view of the relation between religion and philosophy in such a manner ...
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ژورنال
عنوان ژورنال: Journal of Chemical Education
سال: 1954
ISSN: 0021-9584,1938-1328
DOI: 10.1021/ed031p109.1