품목분류사례Polyurethane prepolymer; DCL-75; R.KOREA품목번호3909.50-0000구분품목분류사례품목분류2과-7782 (시행일자: 2015-10-07)품명Polyurethane prepolymer; DCL-75; R.KOREA결정기관관세평가분류원문서번호0072015005122이미지