| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | China national standards | MT | 395.17 | USD | 20251110 |
| Shandong Jinling Chem | China national standards | MT | 451.62 | USD | 20251110 |
| Luxi Chem | China national standards | MT | 381.05 | USD | 20251110 |
| Aite Zhejiang | China national standards | MT | 374.0 | USD | 20251110 |
| Aite Zhejiang | China national standards | MT | 352.83 | USD | 20251110 |
| Shandong Jinling Chem | China national standards | MT | 331.66 | USD | 20251110 |
| Luxi Chem | China national standards | MT | 352.83 | USD | 20251110 |
| Luxi Chem | China national standards | MT | 296.38 | USD | 20251110 |
| Shandong Mingyu | China national standards | MT | 388.11 | USD | 20251110 |
| Shandong Jinling Chem | China national standards | MT | 437.51 | USD | 20251110 |