| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251025 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251025 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251025 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 930.52 | USD | 20251024 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 972.82 | USD | 20251024 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 986.92 | USD | 20251024 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 958.72 | USD | 20251024 |