R&D Labs maybe for 51-45-6

• Xi'an yuanfar international trade company

  website:https://www.yuanfarchemical.com

  Contact:86-029-88745613 ext 828

  Address:Floor19th ,B Building, Oak Block,No.36 South Fenghui Road, Dev. Zone of High-Tech Ind.,Xi’an, China

• Nantong Kaixin Pharma Chemical Co.,Ltd.

  Contact:86-513-85250786

  Address:2-1103 Huachen Mansion, 111 Gongnong Road,Nantong, Jiangsu, China

• Shenzhen Feiming Science and Technology Co,. Ltd

  Contact:+86-755-85232577

  Address:#B2309, Fenglin International Center ,Jixiang Road, Longcheng street, LongGang District, Shenzhen city, Guangdong province, China.

• sichuan tiancai fine co LTD.

  website:http://www.tcfinechem.com/

  Contact:18681346930

  Address:baifu town,whou district

• qingdao goldenchem imp and exp co.,ltd.

  Contact:532-55579246

  Address:no.62 ,haier road laoshan distirct