| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 634.87 | USD | 20251027 |
| Jinan Angxin Chem | China national standards | MT | 564.33 | USD | 20251027 |
| Shandong Fusheng | China national standards | MT | 578.43 | USD | 20251027 |
| Shandong Fusheng | China national standards | MT | 564.33 | USD | 20251027 |
| Shandong Hongyang Chem | China national standards | MT | 536.11 | USD | 20251027 |
| Wuhan Hengjiu Chem | China national standards | MT | 564.33 | USD | 20251027 |
| Shandong Jinshenrun Chem | China national standards | MT | 592.15 | USD | 20251026 |
| Shandong Jinshenrun Chem | China national standards | MT | 634.45 | USD | 20251026 |
| Wuhan Hengjiu Chem | China national standards | MT | 563.95 | USD | 20251025 |
| Shandong Jinshenrun Chem | China national standards | MT | 592.15 | USD | 20251025 |