* If the product has intellectual property rights, a license granted is must or contact us.
上海昶衍化工科技有限公司
021-20242659
http://www.changyanchem.com
武汉迈科尔科技有限公司
86 27 87861439
http://www.michemical.com
+86 2788041443
http://www.annker.com
MRV:PHTHALAZINE-5,8-DIAMINE.cml