Feiming Chemical Limited.
P.R.China
3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride (BPDA)
DSL Chemicals (Shanghai) Co., Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylicdianhydride
AK Scientific, Inc.
USA
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Chemos GmbH & Co. KG
Germany
3,3',4,4'-Diphenyltetracarboxylic dianhydride
Zhejiang Jiasi Chemical Co., Ltd.
P.R.China
3,3',4,4'-Diphenyltetracarboxylic dianhydride
Simagchem Corporation
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Finetech Industry Limited
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Evonik ( formerly Wilshire Technologies, Inc. )
USA
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Aecochem Corp.
P.R.China
3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride (BPDA)
Leap Chem Co., Ltd
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Shandong Xingshun New Material Co., Ltd.
P.R.China
3,3'4,4'-Biphenyl tetracarboxylic acid dianhydride (BPDA)
Shanghai UCHEM Inc.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Shandong Xingshun New Material Co., Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Carbone Scientific Co., Ltd.
U.K.
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Capot Chemical Co., Ltd.
P.R.China
[5,5'-Biisobenzofuran]-1,1',3,3'-tetraone
Amadis Chemical Company Limited
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Hangzhou Zhongqi Chem Co., Ltd
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Xiamen Kinbester Co., Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Synthon-Chemicals GmbH & Co. KG
Germany
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Sancai Industry Co.,Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Hangzhou Lingrui Chemical Co., Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Wanko Chemical Co., Ltd.
P.R.China
[5,5'-Biisobenzofuran]-1,1',3,3'-tetraone
Shanghai Worldyang Chemical Co., Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Dayang Chem (Hangzhou) Co.,Ltd.
P.R.China
3,3',4,4'-Diphenyltetracarboxylic dianhydride
Chriskev Company, Inc.
USA
4,4'-Biphthalic anhydride
Chemport Science & Technology (Shanghai) Co., Ltd.
P.R.China
3,3',4,4'-biphenyltetracarboxylic di-anhydride
BOC Sciences
USA
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Chemos GmbH & Co. KG
Germany
3,3',4,4'-Biphenyltetracarboxylic dianhydride
DSL Chemicals (Shanghai) Co., Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Autech Industry Co.,Limited
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
AK Scientific, Inc.
USA
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Feiming Chemical Limited.
P.R.China
3,4,3',4'-Biphenyltetracarboxylic dianhydride (BPDA)
Ambeed, Inc.
USA
[5,5'-Biisobenzofuran]-1,1',3,3'-tetraone
Aecochem Corp.
P.R.China
3,4,3',4'-Biphenyltetracarboxylic dianhydride (BPDA)
FUDI Chemical Co. Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Xiamen Equation Chemical Co.,Ltd
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Xingrui Industry Co., Limited
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Shandong Minglang Chemical Co., Ltd
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Lori Industry Co., Ltd
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Zehao Industry Co., Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Amadis Chemical Company Limited
P.R.China
BPDA
Conscientia Industrial Co., Ltd (Zhejiang Conscientia Pharmaceutical)
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Hangzhou Keying Chem Co., Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
XD BIOCHEMS Ltd
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Refine Chemical Co.,Ltd.
P.R.China
BPDA
Fountain Biotechnology Co.,Ltd
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Shandong Ench Chemical Co.,Ltd
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Wuhan PharmChem Co., LTD.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Chemport Science & Technology (Shanghai) Co., Ltd.
P.R.China
3,4,3',4'-Biphenyltetracarboxylic dianhydride (BPDA)
Shandong SanYoung Industry Co., Ltd
P.R.China
3,4,3',4'-Biphenyltetracarboxylic dianhydride (BPDA)
Nantong Xindao Biotech Ltd
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Create Chemical Co., Ltd.
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride
Chemlyte Solutions
P.R.China
3,3',4,4'-Biphenyltetracarboxylic dianhydride