| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251121 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 931.22 | USD | 20251121 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.03 | USD | 20251120 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.03 | USD | 20251120 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.03 | USD | 20251120 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.48 | USD | 20251119 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.48 | USD | 20251119 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.48 | USD | 20251119 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.69 | USD | 20251118 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 959.69 | USD | 20251118 |