| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.3 | USD | 20250804 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.23 | USD | 20250804 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 489.54 | USD | 20250802 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 629.41 | USD | 20250802 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 489.54 | USD | 20250801 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 629.41 | USD | 20250801 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 489.55 | USD | 20250731 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 629.42 | USD | 20250731 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 629.89 | USD | 20250730 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 489.91 | USD | 20250730 |