| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 632.84 | USD | 20250827 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 492.21 | USD | 20250827 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 491.66 | USD | 20250826 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 632.13 | USD | 20250826 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 491.84 | USD | 20250825 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 632.37 | USD | 20250825 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.74 | USD | 20250823 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.95 | USD | 20250823 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.95 | USD | 20250822 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.74 | USD | 20250822 |