28 , 0.25 g of dried tobacco powder is taken, 25 mL of extract (acetic acid and ethanol volume fractions of 1% and 2%, respectively) is added, shaken for 1 h and the filtered supernatant is determined with a continuous flow analyser
W rezultacie powstaje metalowa siatka o regularnym wzorze naci i otworw, ktre tworz charakterystyczn struktur
CNS Neurosci
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