This short communication details a new automated multi-step preparative separation system, known as Sepbox.
Sepbox afforded a quick, reliable and easy separation of 11 ginsenosides from the crude extract of steamed PNG.
Inclusive in the 11 ginsenosides separated were rare ginsenosides Rh4, 20 (S) −Rg3, Rk1 and Rk5 from PNG.