| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 986.92 | USD | 20251025 |
| Shandong Junfeng | China national standards | MT | 1057.41 | USD | 20251025 |
| Shandong Junfeng | China national standards | MT | 916.42 | USD | 20251025 |
| Lihuayi Weiyuan Chem | China national standards | MT | 993.97 | USD | 20251025 |
| Jinan Jinhao Chem | China national standards | MT | 1240.69 | USD | 20251024 |
| Zibo Jinshuo Chem | China national standards | MT | 944.62 | USD | 20251024 |
| Beijing Yanshan Petro | China national standards | MT | 1198.4 | USD | 20251024 |
| Jinan Qi Mat | China national standards | MT | 919.24 | USD | 20251024 |
| Beijing Yanshan Petro | China national standards | MT | 919.24 | USD | 20251024 |
| Lihuayi Weiyuan Chem | China national standards | MT | 919.24 | USD | 20251024 |