| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 985.14 | USD | 20250915 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 985.14 | USD | 20250915 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 985.14 | USD | 20250915 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 971.07 | USD | 20250915 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 1041.43 | USD | 20250915 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1294.75 | USD | 20250915 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1329.94 | USD | 20250915 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 1196.24 | USD | 20250915 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 971.07 | USD | 20250915 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 971.57 | USD | 20250914 |