| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jiachang Chemical Co., Ltd. | 85% | MT | 928.86 | USD | 20250930 |
| Shandong Jiachang Chemical Co., Ltd. | 85% | MT | 927.59 | USD | 20250928 |
| Shandong Jiachang Chemical Co., Ltd. | 85% | MT | 928.83 | USD | 20250925 |
| Shandong Jiachang Chemical Co., Ltd. | 85% | MT | 928.83 | USD | 20250924 |
| Shandong Jiachang Chemical Co., Ltd. | 85% | MT | 928.83 | USD | 20250923 |
| Shandong Jiachang Chemical Co., Ltd. | 85% | MT | 928.19 | USD | 20250922 |
| Shandong Jiachang Chemical Co., Ltd. | 85% | MT | 928.47 | USD | 20250918 |