| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chem | China national standards | MT | 1634.42 | USD | 20251020 |
| Jinan Dezheng Chem | China national standards | MT | 1634.42 | USD | 20251020 |
| Jinan Dezheng Chem | China national standards | MT | 1634.42 | USD | 20251020 |
| Jinan Dezheng Chem | China national standards | MT | 1634.42 | USD | 20251020 |
| Jinan Dezheng Chem | China national standards | MT | 1606.79 | USD | 20251018 |
| Jinan Dezheng Chem | China national standards | MT | 1606.79 | USD | 20251018 |
| Jinan Dezheng Chem | China national standards | MT | 1606.79 | USD | 20251018 |
| Jinan Dezheng Chem | China national standards | MT | 1606.79 | USD | 20251018 |
| Jinan Dezheng Chem | China national standards | MT | 1606.79 | USD | 20251017 |
| Jinan Dezheng Chem | China national standards | MT | 1606.79 | USD | 20251017 |