[181978-5G] Poly(ethyleneimine) solution average Mₙ ~60,000 by GPC, average Mw ~750,000 by LS, 50 wt. % in H₂O + 109,890원
[181978-100G] Poly(ethyleneimine) solution average Mₙ ~60,000 by GPC, average Mw ~750,000 by LS, 50 wt. % in H₂O + 206,030원
[181978-250G] Poly(ethyleneimine) solution average Mₙ ~60,000 by GPC, average Mw ~750,000 by LS, 50 wt. % in H₂O + 327,800원