| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 633.63 | USD | 20250912 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 492.83 | USD | 20250912 |
| Shandong Xima Supply Chain Management Co., Ltd. | 40% | MT | 478.75 | USD | 20250912 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 506.91 | USD | 20250912 |
| Shandong Xima Supply Chain Management Co., Ltd. | 40% | MT | 478.75 | USD | 20250912 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.83 | USD | 20250912 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.72 | USD | 20250911 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 492.72 | USD | 20250911 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.72 | USD | 20250911 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 492.72 | USD | 20250911 |