Shandong Pingyuan Zhongchen Chemical Co.,Ltd.
Profile: Shandong Pingyuan Zhongchen Chemical Co.,Ltd. manufactures dye and medical intermediates of naphthalene series. Our product line includes naphthalene disulfonic acid sodium salt, L acid and 1-acetylamino-7-naphthol. We are accredited with ISO 9001:2000 certification.