ChemicalBook >?? ???? >PTFEO ring
PTFEO ring
|
|
PTFEO ring ??
??
PTFEO ring ?? ??
???( 1)?? ??
| ??? | ?? | ??? | ?? | ?? ? | ?? |
|---|---|---|---|---|---|
| Jia Ni Andean Suzhou Industrial Products Ltd. | -- |
nac-bj@nichias.com.cn | China | 58 | 39 |