N2,N7-Di-1-naphthalenyl-N2,N7-diphenyl-9,9'-spirobi[9H-fluorene]-2,7-diamine Suppliers, N2,N7-Di-1-naphthalenyl-N2,N7-diphenyl-9,9'-spirobi[9H-fluorene]-2,7-diamine Manufacturers.
![N2,N7-Di-1-naphthalenyl-N2,N7-diphenyl-9,9'-spirobi[9H-fluorene]-2,7-diamine](/images/home/qy_j.gif)
Company： |
Springchem & Jadetextile Group Ltd. |
E-mail： |
chem@netsun.com |
Address： |
Room A101, No.751, YiChang Road, Shanghai, China. |
Zip Code： |
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