| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 927.12 | USD | 20250826 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 983.31 | USD | 20250826 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 983.31 | USD | 20250826 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 955.22 | USD | 20250826 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 927.12 | USD | 20250826 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1194.02 | USD | 20250826 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1194.02 | USD | 20250826 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 983.31 | USD | 20250826 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 983.31 | USD | 20250826 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 983.31 | USD | 20250826 |