Authors:Mohamed S. Abdel-Aziz, Mosad A. Ghareeb, Amal M. Saad, Laila A. Refahy and Ahmed A. Hamed
δ H 2.6–0.80 ppm and at δ C 94.4–43.6 ppm, the two signals at δ C43.6 and 44.6 indicating the presence of two carbons attached to nitrogen atom. Complete assignments and connectivities of the compound were determined from H-H COSY, HMQC
temporary workers and in the tax and social security treatment of employees versus independent contractors ( OECD 2018c ). 4.3 Measures to facilitate labour mobility Well-functioning social safety nets can ensure that workers who lose their jobs because of
Authors:Giacomo Perfetti, Thibault Alphazan, W. J. Wildeboer and Gabrie M. H. Meesters
of vinyl acetate and vinylpyrrolidone, respectively, suffering the PVA a deacetylation in the temperature range 160–400 °C [ 43 ].
Dynamic vapour sorption analysis
The objective of this part of the study is to