| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongxin Chem | China national standards | MT | 960.23 | USD | 20251117 |
| Shandong Xima | China national standards | MT | 889.63 | USD | 20251117 |
| Shijiaz Bailong Chem | China national standards | MT | 1030.84 | USD | 20251117 |
| Jinan Shengfeng | China national standards | MT | 847.27 | USD | 20251117 |
| Panjin Read Chem | China national standards | MT | 847.27 | USD | 20251117 |
| Shandong Hongxin Chem | China national standards | MT | 847.16 | USD | 20251116 |
| Shandong Jinshenrun Chem | China national standards | MT | 847.16 | USD | 20251116 |
| Shandong Jinshenrun Chem | China national standards | MT | 847.16 | USD | 20251116 |
| Shandong Qiangsen Chem | China national standards | MT | 945.99 | USD | 20251115 |
| Shandong Xima | China national standards | MT | 889.52 | USD | 20251115 |