| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.38 | USD | 20251206 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.38 | USD | 20251205 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.51 | USD | 20251204 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.34 | USD | 20251203 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.02 | USD | 20251202 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.3 | USD | 20251201 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.14 | USD | 20251127 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.14 | USD | 20251127 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 565.0 | USD | 20251126 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 564.76 | USD | 20251125 |