| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 664.28 | USD | 20251210 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 664.18 | USD | 20251208 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 664.32 | USD | 20251205 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 664.23 | USD | 20251201 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 663.94 | USD | 20251128 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 662.86 | USD | 20251120 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 663.32 | USD | 20251118 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 663.69 | USD | 20251117 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 663.23 | USD | 20251113 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 663.23 | USD | 20251106 |