| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 784.63 | USD | 20250815 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.04 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.04 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.04 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.04 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 813.04 | USD | 20250814 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 700.9 | USD | 20250814 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 700.9 | USD | 20250814 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 799.02 | USD | 20250814 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 799.02 | USD | 20250814 |