Jednak się nie przyda? Nic nie szkodzi! U nas możesz zwrócić towar do 30 dni
Bon prezentowy to zawsze dobry pomysł. Obdarowany może za bon prezentowy wybrać cokolwiek z naszej oferty.
30 dni na zwrot towaru
A lab manual for the General Chemistry course, Beran has been popular for the past nine editions because of its broad selection of experiments, clear layout, and design. Containing enough material for two or three terms, this lab manual emphasizes chemical principles as well as techniques. In addition, the manual helps students understand the timing and situations for various techniques.