โ Scribed by J.M. Bayona; Y. Cai
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
## Abstract The extraction of six tetraalkyltin and seven ionic organotin compounds from spiked topsoil samples with supercritical carbon dioxide and carbon dioxide modified with 5 percent methanol was investigated. Analysis of the soil extracts was performed by gas chromatography with atomic emiss
## Abstract Analysis of low concentration polymer additives has been a challenging problem. The commonly used methods of analysis involve the initial extraction of polymer additives with solvents, often in a Soxhlet apparatus, followed by liquid, size exclusion, or gas chromatography. This paper de
## Abstract The supercritical fluid extraction (SFE) of taxicin from the dried needles of the English yew tree, __Taxus baccata__ is described. Analysis by supercritical fluid chromatography (SFC) and proton NMR spectroscopy was used to confirm identity and purity. The extraction efficiency of SFE