품목분류사례2-Naphthaleneboronic acid; CHNA품목번호2931.90-9099구분품목분류사례품목분류2과-6246 (시행일자: 2018-09-07)품명2-Naphthaleneboronic acid; CHNA결정기관관세평가분류원문서번호0072018004217이미지