?? ??
????? ????

??+86-519-86461196;86464994
![China 4- [1,1- ?? [4- [(4- ??? ??) ???] ??] ??] - 1,1'- ? ?? - China Supplier China 4- [1,1- ?? [4- [(4- ??? ??) ???] ??] ??] - 1,1'- ? ?? - China Supplier](http://img-i-album.armluntan.cn/300-300/2024/11/29/61/6749787678a61.jpg)
4- [1,1- ?? [4- [(4- ??? ??) ???] ??] ??] - 1,1'- ? ??
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
![China [(4-?????)??] ???? ???? ????? (1:1) - China Supplier China [(4-?????)??] ???? ???? ????? (1:1) - China Supplier](http://img-i-album.armluntan.cn/300-300/2024/11/29/61/6749787678a61.jpg)
![China 3- [(4- ??? ??) ??] -5- (2- ?? ?? ??) -4- ?? ?? ?? ????? - China Supplier China 3- [(4- ??? ??) ??] -5- (2- ?? ?? ??) -4- ?? ?? ?? ????? - China Supplier](http://img-i-album.armluntan.cn/300-300/2024/11/29/61/6749787678a61.jpg)
3- [(4- ??? ??) ??] -5- (2- ?? ?? ??) -4- ?? ?? ?? ?????
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
![China ?? [4- [(2,6- ??? ??) [(4- ??? ??) ??] ???] ??] ?? ? - China Supplier China ?? [4- [(2,6- ??? ??) [(4- ??? ??) ??] ???] ??] ?? ? - China Supplier](http://img-i-album.armluntan.cn/300-300/2024/11/29/61/6749787678a61.jpg)
?? [4- [(2,6- ??? ??) [(4- ??? ??) ??] ???] ??] ?? ?
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
![China 1-???-4-[[(3,3,4,4,5,5,6,6,7,7,8,8,8-?????????)??]??]?? - China Supplier China 1-???-4-[[(3,3,4,4,5,5,6,6,7,7,8,8,8-?????????)??]??]?? - China Supplier](http://img-i-album.armluntan.cn/300-300/2024/11/29/61/6749787678a61.jpg)
1-???-4-[[(3,3,4,4,5,5,6,6,7,7,8,8,8-?????????)??]??]??
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
![China 1- [(4- ??? ??) ??] -1,1- ??? -N, N- ?? (???? ??) ?? ?? - China Supplier China 1- [(4- ??? ??) ??] -1,1- ??? -N, N- ?? (???? ??) ?? ?? - China Supplier](http://img-i-album.armluntan.cn/300-300/2024/11/29/61/6749787678a61.jpg)
1- [(4- ??? ??) ??] -1,1- ??? -N, N- ?? (???? ??) ?? ??
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
![China 汐-[(4-?????)??]-肋-??????[??(2,6-???-1,4-???)] - China Supplier China 汐-[(4-?????)??]-肋-??????[??(2,6-???-1,4-???)] - China Supplier](http://img-i-album.armluntan.cn/300-300/2024/11/29/61/6749787678a61.jpg)
汐-[(4-?????)??]-肋-??????[??(2,6-???-1,4-???)]
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??

4-???-N,N-???-N-(2,2,6,6-?????-4-?????) ????????????(1:1)
- ???: Chemicals/Inorganic Chemicals
- ?? ??:
- ???:
- ??:
??: ?? ??
![China 4- [(4- ??? ??) ???] ?????? - China Supplier China 4- [(4- ??? ??) ???] ?????? - China Supplier](http://img-i-album.armluntan.cn/300-300/2024/11/29/61/6749787678a61.jpg)
![China 4-[(4-?????)???]-2,6-????????? - China Supplier China 4-[(4-?????)???]-2,6-????????? - China Supplier](http://img-i-album.armluntan.cn/300-300/2024/11/29/61/6749787678a61.jpg)