| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 504.41 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.4 | USD | 20250815 |
| Shandong Xima Supply Chain Management Co., Ltd. | 40% | MT | 476.61 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.63 | USD | 20250814 |
| Shandong Qiangsen Chemical Co., Ltd. | 40% | MT | 490.63 | USD | 20250814 |
| Shandong Qiangsen Chemical Co., Ltd. | 55% | MT | 630.81 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.63 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.63 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.63 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 490.63 | USD | 20250814 |