| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Luxi Chem | China national standards | MT | 551.37 | USD | 20251204 |
| Shandong Hualu | China national standards | MT | 357.68 | USD | 20251204 |
| Shijiazhuang Baipo Chem | China national standards | MT | 330.82 | USD | 20251204 |
| Shandong Shuntian Chem | China national standards | MT | 339.3 | USD | 20251204 |
| Nantong Zhonghe Chem | China national standards | MT | 390.2 | USD | 20251204 |
| Shandong Yuxuan Chem | China national standards | MT | 353.44 | USD | 20251204 |
| Shandong Yuxuan Chem | China national standards | MT | 353.44 | USD | 20251204 |
| Shijiazhuang Baipo Chem | China national standards | MT | 340.62 | USD | 20251203 |
| Shandong Yuxuan Chem | China national standards | MT | 353.34 | USD | 20251203 |
| Nantong Zhonghe Chem | China national standards | MT | 390.08 | USD | 20251203 |