| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 774.42 | USD | 20251014 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 773.54 | USD | 20251009 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 773.54 | USD | 20251009 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 773.68 | USD | 20250929 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 773.68 | USD | 20250929 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 772.99 | USD | 20250928 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 772.99 | USD | 20250928 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 772.99 | USD | 20250926 |