| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 593.31 | USD | 20251129 |
| Jinan Angxin Chem | China national standards | MT | 565.06 | USD | 20251128 |
| Jinan Angxin Chem | China national standards | MT | 565.06 | USD | 20251128 |
| Shandong Jinshenrun Chem | China national standards | MT | 593.31 | USD | 20251128 |
| Shandong Yushuo Chem | China national standards | MT | 565.06 | USD | 20251128 |
| Shandong Fusheng | China national standards | MT | 579.19 | USD | 20251128 |
| Wuhan Hengjiu Chem | China national standards | MT | 565.06 | USD | 20251128 |
| Shandong Hongyang Chem | China national standards | MT | 536.81 | USD | 20251128 |
| Shandong Fusheng | China national standards | MT | 565.06 | USD | 20251128 |
| Shandong Fusheng | China national standards | MT | 565.14 | USD | 20251127 |