| Vendor | Spec | Unit | Price | Currency | Date |
| Liaocheng Yuanze Chem | China national standards | MT | 457.39 | USD | 20251002 |
| Liaocheng Yuanze Chem | China national standards | MT | 457.39 | USD | 20251002 |
| Liaocheng Yuanze Chem | China national standards | MT | 457.39 | USD | 20251001 |
| Liaocheng Yuanze Chem | China national standards | MT | 457.39 | USD | 20251001 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 577.02 | USD | 20251001 |
| Liaocheng Yuanze Chem | Industrial Grade | MT | 576.74 | USD | 20250929 |
| Liaocheng Yuanze Chem | China national standards | MT | 457.17 | USD | 20250929 |
| Liaocheng Yuanze Chem | China national standards | MT | 457.17 | USD | 20250929 |
| Liaocheng Yuanze Chem | China national standards | MT | 456.77 | USD | 20250928 |
| Liaocheng Yuanze Chem | China national standards | MT | 456.77 | USD | 20250928 |