| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251025 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251025 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251025 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 930.52 | USD | 20251025 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251025 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 1057.41 | USD | 20251025 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251025 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 888.22 | USD | 20251025 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 958.72 | USD | 20251025 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1029.21 | USD | 20251025 |