| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 628.32 | USD | 20250626 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 488.69 | USD | 20250626 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 627.9 | USD | 20250625 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 488.36 | USD | 20250625 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 488.44 | USD | 20250624 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 628.0 | USD | 20250624 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 627.53 | USD | 20250623 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 488.08 | USD | 20250623 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 488.18 | USD | 20250621 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 627.66 | USD | 20250621 |