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Artículo
Traditional logic and the early history of sets, 1854–1908
(Springer, 1996)
Artículo
Determination of Polyethylene Glycols in Water by Reversed-Phase High-Performance Liquid Chromatography
(Elsevier, 1996)
This paper describes an RP-HPLC method to characterize the ozonation products of polyethylene glycols (PEGs) (general formula HO(CH 2CH 2O) n -H) with original mass 5000. Samples with different pH and ozonation times were ...