| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 254.11 | USD | 20251109 |
| Luxi Chem | China national standards | MT | 232.93 | USD | 20251109 |
| Shandong Yihe Chem | China national standards | MT | 238.58 | USD | 20251109 |
| Shandong Jinling Chem | China national standards | MT | 268.23 | USD | 20251109 |
| Shandong Jinling Chem | China national standards | MT | 451.75 | USD | 20251108 |
| Jinan Jinhao Chem | China national standards | MT | 395.28 | USD | 20251108 |
| Shandong Yuanhe Chem | China national standards | MT | 338.81 | USD | 20251108 |
| Jinan Qi Mat | China national standards | MT | 261.17 | USD | 20251108 |
| Shandong Luxi Chem | China national standards | MT | 261.17 | USD | 20251108 |
| Shandong Jinling Chem | China national standards | MT | 261.17 | USD | 20251108 |