| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.51 | USD | 20250815 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.4 | USD | 20250815 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.63 | USD | 20250814 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.81 | USD | 20250814 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.69 | USD | 20250813 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.54 | USD | 20250813 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.07 | USD | 20250812 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.09 | USD | 20250812 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.21 | USD | 20250811 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.16 | USD | 20250811 |