Chinese VersionChina Suppliers > Hangzhou Xiasa Hengsheng (Sunshine) Chemical Co., Ltd. > p-Aminoazobenzene-4'-Sulfonic Acid
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- Region :China/Zhejiang
- Tel : 86-571-86923518
- Fax : 86-571-86923522
- Email :shirley@hsdye.com
- URL :www.hsdye.com
- Add :NO.169,JING 4 SUB ROAD, HANGZHOU T/E DEVELOPMENT ZONE 310018
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p-Aminoazobenzene-4'-Sulfonic Acid