Tianjin Zhengyuan Fine Chemical Co.,Ltd
Profile: Tianjin Zhengyuan Fine Chemical Co.,Ltd deals with fine chemical products. We offer 2,3-dihydrofuran, 2,5-dihydrofuran, 3,4-2H-dihydropyran, tetrahydropyrann, 4-hydroxycoumarin and 2-0(1,2-benzisoxazol-3-yl)acetic acid.