| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 957.46 | USD | 20251014 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 957.46 | USD | 20251014 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 957.46 | USD | 20251014 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 957.65 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 957.65 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 957.65 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 984.68 | USD | 20250929 |