| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | 85% | MT | 1026.64 | USD | 20250922 |
| Shandong Shuojia Chemical Co., Ltd. | 85% | MT | 1026.32 | USD | 20250920 |
| Shandong Shuojia Chemical Co., Ltd. | 85% | MT | 1026.32 | USD | 20250919 |
| Shandong Shuojia Chemical Co., Ltd. | 85% | MT | 1026.94 | USD | 20250918 |