| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.94 | USD | 20251112 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.89 | USD | 20251111 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.91 | USD | 20251110 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.94 | USD | 20251108 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.94 | USD | 20251107 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.83 | USD | 20251105 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.86 | USD | 20251104 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.89 | USD | 20251103 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.93 | USD | 20251029 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 112.91 | USD | 20251028 |