| Vendor | Spec | Unit | Price | Currency | Date |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 871.37 | USD | 20250926 |
| Zhenjiangunionchemicalindustry Co., Ltd. | China national standards | MT | 871.37 | USD | 20250926 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 1025.97 | USD | 20250926 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 843.27 | USD | 20250926 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 885.43 | USD | 20250926 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 899.48 | USD | 20250926 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1025.97 | USD | 20250926 |
| New SOLAR Technology Group Co., Ltd. | China national standards | MT | 882.62 | USD | 20250926 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 913.54 | USD | 20250926 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 983.81 | USD | 20250926 |