| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.99 | USD | 20251107 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.94 | USD | 20251106 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.86 | USD | 20251105 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.9 | USD | 20251104 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.93 | USD | 20251103 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.91 | USD | 20251101 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.91 | USD | 20251031 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.94 | USD | 20251030 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.98 | USD | 20251029 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.95 | USD | 20251028 |