| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 564.63 | USD | 20251029 |
| Jinan Angxin Chem | China national standards | MT | 564.63 | USD | 20251029 |
| Shandong Hongyang Chem | China national standards | MT | 536.4 | USD | 20251029 |
| Shandong Fusheng | China national standards | MT | 578.74 | USD | 20251029 |
| Shandong Fusheng | China national standards | MT | 564.63 | USD | 20251029 |
| Wuhan Hengjiu Chem | China national standards | MT | 564.53 | USD | 20251028 |
| Shandong Jinshenrun Chem | China national standards | MT | 592.75 | USD | 20251028 |
| Shandong Fusheng | China national standards | MT | 564.53 | USD | 20251028 |
| Shandong Fusheng | China national standards | MT | 578.64 | USD | 20251028 |
| Shandong Hongyang Chem | China national standards | MT | 536.3 | USD | 20251028 |