| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1030.03 | USD | 20251119 |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1030.26 | USD | 20251118 |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1030.11 | USD | 20251111 |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1030.26 | USD | 20251110 |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1030.55 | USD | 20251107 |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1030.13 | USD | 20251106 |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1029.6 | USD | 20251105 |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1029.84 | USD | 20251104 |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1058.32 | USD | 20251103 |
| Jinan Angxin Chemical Co., Ltd. | 85% | MT | 1058.13 | USD | 20251031 |