Nano Chemitek (Yangzhou) Corp??? ?? ??? ?????.
?? ?:Nano Chemitek (Yangzhou) Corp
??:0514-86375568
???:mail@solventdye.com
??:China
? ?? ?:6
1
?? ????
2,9-????????? | C22H16N2O2 | ||
C.I. ?? ?? 149 | C40H26N2O4 | ||
C22H16N2O2 | |||
C26H14N2O4 | |||
C.I. ?? ?? 123 | C40H26N2O6 | ||
C38H22N2O6 |
1