| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.31 | USD | 20251029 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.26 | USD | 20251028 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.26 | USD | 20251028 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.16 | USD | 20251027 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.16 | USD | 20251027 |
| Jinan Jinhao Chem | Industrial Grade | MT | 281.98 | USD | 20251025 |
| Jinan Jinhao Chem | Industrial Grade | MT | 281.98 | USD | 20251025 |
| Jinan Jinhao Chem | China national standards | MT | 281.98 | USD | 20251024 |
| Jinan Jinhao Chem | China national standards | MT | 281.98 | USD | 20251024 |
| Jinan Jinhao Chem | Industrial Grade | MT | 282.02 | USD | 20251023 |