| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 846.5 | USD | 20251102 |
| Shandong Hongxin Chem | China national standards | MT | 846.5 | USD | 20251102 |
| Shandong Jinshenrun Chem | China national standards | MT | 846.5 | USD | 20251102 |
| Shandong Qiangsen Chem | China national standards | MT | 945.26 | USD | 20251101 |
| Shandong Xima | China national standards | MT | 973.48 | USD | 20251101 |
| Shandong Xima | China national standards | MT | 888.83 | USD | 20251101 |
| Baozhen Shandong Chem | China national standards | MT | 1114.56 | USD | 20251101 |
| Shandong Laya Chem | China national standards | MT | 888.83 | USD | 20251101 |
| Shandong Laya Chem | China national standards | MT | 888.83 | USD | 20251031 |
| Zhenjiang UnionChem | China national standards | MT | 839.45 | USD | 20251031 |