| Vendor | Spec | Unit | Price | Currency | Date |
| Changzhou Qidi Chem | China national standards | MT | 1357.22 | USD | 20251204 |
| Lihuayi Shandong | China national standards | MT | 989.64 | USD | 20251204 |
| Lihuayi Shandong | China national standards | MT | 1248.36 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 900.57 | USD | 20251204 |
| Sinopec | China national standards | MT | 926.02 | USD | 20251204 |
| Sinopec | China national standards | MT | 1229.98 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 904.81 | USD | 20251204 |
| Kunlun Daqing Petro | China national standards | MT | 1201.7 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 900.57 | USD | 20251204 |
| Shandong Qiangsen Chem | China national standards | MT | 1046.19 | USD | 20251204 |