| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1097.28 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1252.02 | USD | 20250918 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1076.18 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 1116.97 | USD | 20250918 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1005.84 | USD | 20250918 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.84 | USD | 20250918 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.84 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1266.09 | USD | 20250918 |
| Hualu Holdings Group Co., Ltd. | China national standards | MT | 1308.29 | USD | 20250918 |