| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.67 | USD | 20251015 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.62 | USD | 20251014 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.65 | USD | 20251013 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.56 | USD | 20251011 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.56 | USD | 20251010 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.56 | USD | 20251010 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.46 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.46 | USD | 20251009 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.55 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.55 | USD | 20251008 |