| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.1 | USD | 20251103 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.96 | USD | 20251031 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.96 | USD | 20251031 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.13 | USD | 20251030 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.13 | USD | 20251030 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.36 | USD | 20251029 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.36 | USD | 20251029 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.36 | USD | 20251029 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.22 | USD | 20251028 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 776.22 | USD | 20251028 |