V.S. Sibirtsev1, I.V. Sementsova2, O.A. Abdillaeva3, V.V. Sherstnev4

1,3,4 Saint Petersburg state chemical and pharmaceutical university (Saint Petersburg, Russia)

1,2 Institute for analytical instrumentation of RAS (Saint Petersburg, Russia)

1 vs1969r@mail.ru, 2 irina.smolko@mail.ru, 3 ojshahon.abdillaeva@spcpu.ru, 4 vladislav.sherstnev@spcpu.ru