| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.6 | USD | 20250829 |
| Shandong Xima Supply Chain Management Co., Ltd. | 37% | MT | 142.19 | USD | 20250829 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.53 | USD | 20250828 |
| Jinan Chuangtong Chemical Co., Ltd. | 37% | MT | 146.35 | USD | 20250828 |
| Shandong Xima Supply Chain Management Co., Ltd. | 37% | MT | 142.13 | USD | 20250828 |
| Shandong Xima Supply Chain Management Co., Ltd. | 37% | MT | 142.04 | USD | 20250827 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.44 | USD | 20250827 |
| Shandong Xima Supply Chain Management Co., Ltd. | 37% | MT | 141.88 | USD | 20250826 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.28 | USD | 20250826 |
| Shandong Qiangsen Chemical Co., Ltd. | 37% | MT | 143.34 | USD | 20250825 |