| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 747.22 | USD | 20251021 |
| Shandong Qiangsen Chem | China national standards | MT | 817.71 | USD | 20251021 |
| Shandong Yeyang Chem | China national standards | MT | 803.61 | USD | 20251021 |
| Shandong Yeyang Chem | China national standards | MT | 775.41 | USD | 20251021 |
| Shandong Energy | China national standards | MT | 789.51 | USD | 20251021 |
| Shandong Yeyang Chem | China national standards | MT | 775.41 | USD | 20251021 |
| Wanhua Chem | China national standards | MT | 761.31 | USD | 20251021 |
| Wanhua Chem | China national standards | MT | 2157.06 | USD | 20251021 |
| Lihuayi Shandong | China national standards | MT | 2157.06 | USD | 20251021 |
| Jiangsu Huachang Chem | China national standards | MT | 2157.06 | USD | 20251021 |