|  | Supplier | 
| www.celanese.com | 
| www.mascotchem.com | 
Loblolly Development Limited   China

| www.carbon-cms.com | 
Chizhou Shanli Molecular Sieve Co.,Ltd.   China
| www.zhishangchemical.com | 
SHANDONG ZHISHANG CHEMICAL CO.LTD   China
| www.marubenichemix.co.jp | 
| www.gulfchem.com.sg | 
| www.lyhychem.com | 
Liaoyang Hengye Chemical Industry Co., Ltd.    China

| www.kemcal.com | 
| www.chemfish.co.jp | 
| www.sdlookchem.com | 
ShanDong look chemical Co.,Ltd.   China
| www.synthon-chemicals.com | 
SYNTHON Chemicals GmbH & Co. KG   Germany
| www.cnsynchem.com/en | 
China Synchem Technology Co.,Ltd.   China
| www.capatue.com | 
Nanjing Capatue Chemical Co., Ltd    China
| www.atotech.com | 
| www.orgentis.com | 
Orgentis Chemicals GmbH   Germany
| www.aosenchemical.com | 
Aosen New Material Technology Co.,Ltd.   China
| www.jiasichem.com | 
Ningbo Jiasi Chemical Co., Ltd.   China

| www.contipro.com | 
Contipro Pharma a.s.   Czech Republic
| www.abovchem.com |