| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1057.75 | USD | 20251120 |
| Shandong Jinling Chem | China national standards | MT | 1100.06 | USD | 20251120 |
| Shandong Xima | China national standards | MT | 916.72 | USD | 20251120 |
| Shandong Yihe Chem | China national standards | MT | 1078.91 | USD | 20251120 |
| Shandong Jinling Chem | China national standards | MT | 1100.06 | USD | 20251120 |
| Shandong Qiangsen Chem | China national standards | MT | 1114.17 | USD | 20251120 |
| Shandong Lifuda | China national standards | MT | 1100.06 | USD | 20251120 |
| Nanjing Runhua Chem | China national standards | MT | 1128.27 | USD | 20251120 |
| Shandong Jinshenrun Chem | China national standards | MT | 1128.27 | USD | 20251120 |
| Shandong Jinling Chem | China national standards | MT | 1128.27 | USD | 20251120 |