| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.41 | USD | 20250809 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.32 | USD | 20250809 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.41 | USD | 20250808 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.32 | USD | 20250808 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.57 | USD | 20250807 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.74 | USD | 20250807 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.17 | USD | 20250806 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.13 | USD | 20250806 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.43 | USD | 20250805 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.55 | USD | 20250805 |