| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 929.93 | USD | 20251020 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 930.25 | USD | 20251017 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 930.25 | USD | 20251017 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 930.0 | USD | 20251016 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 993.03 | USD | 20251015 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 1000.07 | USD | 20251015 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 992.66 | USD | 20251014 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 999.7 | USD | 20251014 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 992.86 | USD | 20251013 |