| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 536.88 | USD | 20251127 |
| Shandong Fusheng | China national standards | MT | 565.14 | USD | 20251127 |
| Shandong Yushuo Chem | China national standards | MT | 565.14 | USD | 20251127 |
| Shandong Jinshenrun Chem | China national standards | MT | 593.4 | USD | 20251127 |
| Shandong Fusheng | China national standards | MT | 579.27 | USD | 20251127 |
| Shandong Hongyang Chem | China national standards | MT | 536.75 | USD | 20251126 |
| Shandong Fusheng | China national standards | MT | 579.13 | USD | 20251126 |
| Shandong Fusheng | China national standards | MT | 565.0 | USD | 20251126 |
| Wuhan Hengjiu Chem | China national standards | MT | 565.0 | USD | 20251126 |
| Jinan Angxin Chem | China national standards | MT | 565.0 | USD | 20251126 |