[575771-1L] Poly(pyromellitic dianhydride-co-4,4''-oxydianiline), amic acid solution 12.0 wt. %+/-0.5 wt. % (80% NMP/20% xylene) + 863,940원
[575771-250ML] Poly(pyromellitic dianhydride-co-4,4''-oxydianiline), amic acid solution 12.0 wt. %+/-0.5 wt. % (80% NMP/20% xylene) + 271,920원