| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.22 | USD | 20251028 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.95 | USD | 20251027 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.95 | USD | 20251027 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.95 | USD | 20251027 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.43 | USD | 20251025 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.43 | USD | 20251024 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.43 | USD | 20251024 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.43 | USD | 20251024 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.54 | USD | 20251023 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.54 | USD | 20251023 |