| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 1005.84 | USD | 20250918 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1041.01 | USD | 20250918 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1266.09 | 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 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1266.09 | USD | 20250918 |
| China national standards | MT | 998.8 | 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 Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.84 | USD | 20250918 |