| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 688.9 | USD | 20250920 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 801.37 | USD | 20250920 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 801.37 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.14 | USD | 20250920 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 745.14 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.14 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 632.66 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 745.14 | USD | 20250920 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 787.31 | USD | 20250919 |
| Anhui Ruibai New Material Co., Ltd. | China national standards | MT | 801.37 | USD | 20250919 |