| Vendor | Spec | Unit | Price | Currency | Date |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1064.46 | USD | 20251024 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251024 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251024 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 775.43 | USD | 20251024 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 1127.9 | USD | 20251024 |
| Hunan Lixin Shengshi New Material Technology Co., Ltd. | China national standards | MT | 1015.11 | USD | 20251024 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1085.61 | USD | 20251024 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1092.66 | USD | 20251024 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1064.46 | USD | 20251024 |
| Pingxiang Lixin Biochemical High Tech Co., Ltd. | China national standards | MT | 1226.6 | USD | 20251024 |