| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 1086.33 | USD | 20251027 |
| Shandong Zhenkun | China national standards | MT | 1079.27 | USD | 20251027 |
| Nanjing Runsheng Petro | China national standards | MT | 959.35 | USD | 20251027 |
| Wuhan Hengjiu Chem | China national standards | MT | 1128.65 | USD | 20251027 |
| Wuhan Hengjiu Chem | China national standards | MT | 1128.65 | USD | 20251027 |
| Jinan Qi Mat | China national standards | MT | 817.73 | USD | 20251026 |
| Qingdao Shengze Chem | China national standards | MT | 810.68 | USD | 20251026 |
| Shandong Jinshenrun Chem | China national standards | MT | 958.72 | USD | 20251026 |
| Shandong Jinshenrun Chem | China national standards | MT | 958.72 | USD | 20251026 |
| Liaocheng Yuanze Chem | China national standards | MT | 1015.11 | USD | 20251026 |