| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 846.56 | USD | 20251123 |
| Shandong Hongxin Chem | China national standards | MT | 888.89 | USD | 20251123 |
| Shandong Hongxin Chem | China national standards | MT | 846.56 | USD | 20251123 |
| Jinan Jinrihe Chem | China national standards | MT | 931.22 | USD | 20251122 |
| Shandong Jinshenrun Chem | China national standards | MT | 846.56 | USD | 20251122 |
| Shandong Laya Chem | China national standards | MT | 888.89 | USD | 20251122 |
| Shandong Hongxin Chem | China national standards | MT | 846.56 | USD | 20251122 |
| Shandong Hongxin Chem | China national standards | MT | 888.89 | USD | 20251122 |
| Shandong Qiangsen Chem | China national standards | MT | 945.33 | USD | 20251122 |
| Shandong Jinshenrun Chem | China national standards | MT | 846.56 | USD | 20251122 |