| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 944.62 | USD | 20251024 |
| Shandong Xingpeng Chem | China national standards | MT | 916.42 | USD | 20251024 |
| Beijing Yanshan Petro | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Jinshenrun Chem | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Jinshenrun Chem | China national standards | MT | 986.92 | USD | 20251024 |
| Jinan Angxin Chem | China national standards | MT | 958.72 | USD | 20251024 |
| Shandong Xima | China national standards | MT | 888.22 | USD | 20251024 |
| Shandong Qiangsen Chem | China national standards | MT | 930.52 | USD | 20251024 |
| Shandong Qiangsen Chem | China national standards | MT | 930.52 | USD | 20251024 |
| Shanghai Guoke | China national standards | MT | 1280.17 | USD | 20251024 |