| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 633.01 | USD | 20250902 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 492.34 | USD | 20250902 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 633.16 | USD | 20250901 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 492.46 | USD | 20250901 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 492.75 | USD | 20250830 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 633.54 | USD | 20250830 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 633.54 | USD | 20250829 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 492.75 | USD | 20250829 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 492.52 | USD | 20250828 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 633.24 | USD | 20250828 |