| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 790.34 | USD | 20251110 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 790.34 | USD | 20251110 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 790.56 | USD | 20251107 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 790.56 | USD | 20251107 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 790.23 | USD | 20251106 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 790.23 | USD | 20251106 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 789.83 | USD | 20251105 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 789.83 | USD | 20251105 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 790.01 | USD | 20251104 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 790.01 | USD | 20251104 |