[408700-1L] Poly(ethyleneimine) solution average Mw 1800, 50 wt. % in H₂O + 628,760원
[408700-5ML] Poly(ethyleneimine) solution average Mw 1800, 50 wt. % in H₂O + 111,760원
[408700-250ML] Poly(ethyleneimine) solution average Mw 1800, 50 wt. % in H₂O + 231,220원