Browsing Articles publicats (Tecnologia dels Aliments) by Subject "Internal standard"
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Determination of the iodine value of biodiesel using 1H NMR with 1,4-dioxane as an internal standard (Elsevier, 2010)Iodine values (IVs) of some biodiesel samples were analyzed using both 1H NMR and a standard iodometric method. 1H NMR was carried out with and without 1,4-dioxane as an internal standard (IS). The results obtained using ...