| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 761.58 | USD | 20251120 |
| Shandong Energy | China national standards | MT | 789.79 | USD | 20251120 |
| Shandong Junfeng | China national standards | MT | 2157.82 | USD | 20251120 |
| Shandong Hongyang Chem | China national standards | MT | 959.03 | USD | 20251120 |
| Luxi Chem | China national standards | MT | 775.69 | USD | 20251120 |
| Zibo Lishuo Chem | China national standards | MT | 917.15 | USD | 20251119 |
| Shandong Qiangsen Chem | China national standards | MT | 818.38 | USD | 20251119 |
| Shandong Hongyang Chem | China national standards | MT | 959.48 | USD | 20251119 |
| Shandong Yushuo Chem | China national standards | MT | 719.61 | USD | 20251119 |
| Shandong Xima | China national standards | MT | 747.83 | USD | 20251119 |