29212900 Acyclic polyamines & their derivatives, nes; salts thereof
| Business Type: | ||
| Comapany: | Beijing tantan co., ltd. tongda refractory technology branch | |
| Address: | XISANQI, DESHENGMENWAI, HAIDIAN DIST., BEIJING, CHINA | |
| Zip/Postal: | 100085 | |
| Country: | China |
