과탄산나트륨(느슨형)|과탄산나트륨(고밀형)|과탄산나트륨(포의형)|과탄산나트륨(일반형)|과탄산나트륨-원주(편상、입자)모양|과산화수소(35% & 27.5%)--장시러안장화공유한회사