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Acta Chromatographica
Authors:
Natalija Nakov
,
Liljana Anastasova
,
Marija Zafirova Gjorgievska
,
Jelena Acevska
,
Katerina Brezovska
,
Rumenka Petkovska
, and
Aneta Dimitrovska

regarding the imp. H as its closest eluting impurity. The resolution between the RIV and imp. H ( Rs RIV/imp. H), using mobile phase of EtOH :H 2 O (40:60%, v/v ) was lower than 1.5. Therefore, the percentage of EtOH was decreased to 35% ( v/v ), which

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by precipitation of BaSO 4 with 0.1 M BaCl 2 solution [ 26 ]. Analysis for complexes [calculated/found (%)]: ( 1 ) C 24.07/24.05, H 7.68/7.67, O 40.09/40.11, N 18.72/18.68, S 5.36/5.29, Mg 4.06/4.08; ( 2 ) C 40.65/40.61, H 3.95/3.94, O 31

Open access