There are 7 suppliers：
Aera: China(Mainland)
Contact: Yang
Phone: 0086-021-52280163
Email: sales@echemcloud.com
Website: http://www.echemcloud.com
Product Name: 4,4'-Diamino-2,2'-biphenyldisulfonic acid
Updated Date: 2024-07-15 12:30:22
Price: Inquiry/
Aera: China(Mainland)
Contact: Liu jia
Phone: 18116092098
Email: 2130147988@qq.com
Website: http://www.acmec-e.com/
Product Name: 4,4'-Diamino-2,2'-biphenyldisulfonic acid
Updated Date: 2025-09-07 18:47:11
Price: ￥46.0/25g
Aera: China(Mainland)
Contact: Ms Wang
Phone: +86-571-8893-8639
Email: enquiry@dycnchem.com
Website: http://www.dycnchem.com
Product Name: Benzidine-2,2'-disulphonic acid
Updated Date: 2023-02-28 09:22:05
Price: $Inquiry/100g
Aera: China(Mainland)
Contact: Anson
Phone: 15981968109
Email: info@tianfuchem.com
Website: http://www.tianfuchem.com
Product Name: TIANFUCHEM--High purity 117-61-3 2,2'-Benzidinedisulfonic acid
Updated Date: 2024-01-09 10:45:49
Price: $Inquiry/1kg
Aera: China(Mainland)
Contact: zhang
Phone: 18633001459
Email: sales@feizichem.com
Product Name: 4,4'-Diamino-2,2'-biphenyldisulfonic acid
Updated Date: 2025-08-13 17:23:33
Price: ￥Inquiry/1kg
Aera: China(Mainland)
Contact: Rick Zhang
Phone: +8615921789682
Email: rick@rcc.net.cn
Website: http://www.rcc.net.cn
Product Name: 4,4'-Diamino-2,2'-biphenyldisulfonic acid
Updated Date: 2023-02-02 19:10:55
Price: ￥Inquiry/1kg
Aera: China(Mainland)
Contact: CHEN TING YING
Phone: 13927877242
Email: 3008773089@qq.com
Website: http://www.wj-chem.com/
Product Name: 4,4'-Diamino-2,2'-biphenyldisulfonic acid
Updated Date: 2025-08-29 18:30:31
Price: ￥10000.0/25kg