| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 785.01 | USD | 20250814 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 883.13 | USD | 20250814 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 848.09 | USD | 20250814 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 848.09 | USD | 20250814 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 742.95 | USD | 20250814 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.89 | USD | 20250813 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.89 | USD | 20250813 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.89 | USD | 20250813 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.89 | USD | 20250813 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 812.89 | USD | 20250813 |