| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 1536.77 | USD | 20251024 |
| Shandong Dongyue | China national standards | MT | 1832.84 | USD | 20251024 |
| Shandong Hongyang Chem | China national standards | MT | 1903.34 | USD | 20251024 |
| Shandong Dongyue | China national standards | MT | 1833.1 | USD | 20251023 |
| Liaocheng Yuanze Chem | China national standards | MT | 1536.99 | USD | 20251023 |
| Shandong Hongyang Chem | China national standards | MT | 1903.61 | USD | 20251023 |
| Shandong Zhenkun | China national standards | MT | 1452.38 | USD | 20251023 |
| Shandong Yuxuan Chem | China national standards | MT | 1606.67 | USD | 20251022 |
| Liaocheng Yuanze Chem | China national standards | MT | 1536.21 | USD | 20251022 |
| Shandong Dongyue | China national standards | MT | 1832.17 | USD | 20251022 |