| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1294.23 | USD | 20250918 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1097.28 | USD | 20250918 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 1168.57 | USD | 20250916 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.54 | USD | 20250916 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 971.46 | USD | 20250916 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.54 | USD | 20250916 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.54 | USD | 20250916 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.54 | USD | 20250916 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 985.54 | USD | 20250916 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 971.46 | USD | 20250916 |