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N4, N4'- ?? (3,4- ??? ??) -N4, N4'- ?? [4- [3- [(4- ??? ??) ? ??] ???] ??] -3,3'- ??? - [1,1'- ? ??] -4,4'- ???
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Contact Info
- ??:Miaoqiao St.,Wujin District,Changzhou City, Jiangsu, China., Zip: 213167
- ??: Gu Xiaoxing
- ??:+86-519-86461196;86464994
- ???:gxx@xingshengtech.com;gxy@xingshengtech.com
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1425828-09-6
| ???: | Chemicals/Inorganic-Chemicals |
|---|---|
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