| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 535.05 | USD | 20251014 |
| Shandong Fusheng | China national standards | MT | 563.21 | USD | 20251014 |
| Shandong Fusheng | China national standards | MT | 577.29 | USD | 20251014 |
| Shandong Yushuo Chem | China national standards | MT | 563.32 | USD | 20251013 |
| Wuhan Hengjiu Chem | China national standards | MT | 563.32 | USD | 20251013 |
| Jinan Angxin Chem | China national standards | MT | 563.32 | USD | 20251013 |
| Shandong Jinshenrun Chem | China national standards | MT | 633.74 | USD | 20251013 |
| Shandong Jinshenrun Chem | China national standards | MT | 591.49 | USD | 20251013 |
| Shandong Fusheng | China national standards | MT | 577.41 | USD | 20251013 |
| Shandong Fusheng | China national standards | MT | 563.32 | USD | 20251013 |