| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1128.75 | USD | 20251121 |
| Nanjing Waien Chem | China national standards | MT | 917.11 | USD | 20251121 |
| Shandong Hualu | China national standards | MT | 938.27 | USD | 20251121 |
| Nanjing Guanshan Energy | China national standards | MT | 938.27 | USD | 20251121 |
| Nanjing Guanshan Energy | China national standards | MT | 938.27 | USD | 20251121 |
| Shandong Aite Chem | China national standards | MT | 1100.53 | USD | 20251121 |
| Shandong Fusheng | China national standards | MT | 888.89 | USD | 20251121 |
| Jinan Jinrihe Chem | China national standards | MT | 903.0 | USD | 20251121 |
| Shandong Shuojia Chem | China national standards | MT | 973.54 | USD | 20251121 |
| Shandong Shuojia Chem | China national standards | MT | 973.54 | USD | 20251121 |