| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 843.27 | USD | 20250926 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250926 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 843.27 | USD | 20250926 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 843.27 | USD | 20250926 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 899.48 | USD | 20250926 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 927.59 | USD | 20250926 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 927.59 | USD | 20250926 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 843.27 | USD | 20250926 |
| New SOLAR Technology Group Co., Ltd. | China national standards | MT | 882.62 | USD | 20250926 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 941.65 | USD | 20250926 |