Free samples Cupric oxide cas1317-38-0

Hebei Zhoufeng Technology Co., Ltd. is a main chemical raw materials company, the main products are copper sulfate, copper oxide, washing raw materials and cosmetic raw materials. Contact information:

E-mail: winny@hbzhouf.com

Tel: +86-152 3113 5371

Whatsapp&Skype: +86-152 3113 5371

Please feel free to contact us if you have any needs.