| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 850.58 | USD | 20250920 |
| Shandong Xima | China national standards | MT | 702.96 | USD | 20250920 |
| Shandong Xima | China national standards | MT | 702.96 | USD | 20250920 |
| Shandong Xima | China national standards | MT | 702.96 | USD | 20250920 |
| Shandong Xima | China national standards | MT | 702.96 | USD | 20250920 |
| Shandong Qiangsen Chem | China national standards | MT | 801.37 | USD | 20250920 |
| Shandong Qiangsen Chem | China national standards | MT | 801.37 | USD | 20250920 |
| Shandong Feiyang Chem | China national standards | MT | 984.14 | USD | 20250920 |
| Jinan Aochen Chem | China national standards | MT | 759.19 | USD | 20250919 |
| Shandong Huize Chem | China national standards | MT | 850.58 | USD | 20250919 |