| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 776.01 | USD | 20251122 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 804.23 | USD | 20251122 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 776.01 | USD | 20251122 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 804.23 | USD | 20251122 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 776.01 | USD | 20251121 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 804.23 | USD | 20251121 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 776.01 | USD | 20251121 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 804.23 | USD | 20251121 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 803.89 | USD | 20251120 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 789.79 | USD | 20251120 |