[P3143-500ML] Poly(ethyleneimine) solution analytical standard, 50 % (w/v) in H₂O + 533,720원
[P3143-1L] Poly(ethyleneimine) solution analytical standard, 50 % (w/v) in H₂O + 706,310원
[P3143-100ML] Poly(ethyleneimine) solution analytical standard, 50 % (w/v) in H₂O + 159,720원