| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1195.75 | USD | 20250918 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 998.8 | USD | 20250918 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1195.75 | USD | 20250918 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.67 | USD | 20250918 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1055.07 | USD | 20250918 |
| China national standards | MT | 1097.28 | USD | 20250918 | |
| Hualu Holdings Group Co., Ltd. | China national standards | MT | 1181.68 | USD | 20250918 |
| China national standards | MT | 970.67 | USD | 20250918 | |
| China national standards | MT | 970.67 | USD | 20250918 |