| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 886.96 | USD | 20250908 |
| Shandong Xima | China national standards | MT | 703.94 | USD | 20250908 |
| Shandong Xima | China national standards | MT | 703.94 | USD | 20250908 |
| Shandong Qiangsen Chem | China national standards | MT | 802.49 | USD | 20250908 |
| Shandong Qiangsen Chem | China national standards | MT | 802.49 | USD | 20250908 |
| Shandong Jinwen Chem | China national standards | MT | 851.76 | USD | 20250908 |
| Shandong Jinwen Chem | China national standards | MT | 851.76 | USD | 20250908 |
| Shandong Laya Chem | China national standards | MT | 746.17 | USD | 20250908 |
| Shandong Laya Chem | China national standards | MT | 746.17 | USD | 20250908 |
| Shandong Fusheng | China national standards | MT | 788.41 | USD | 20250908 |