| Vendor | Spec | Unit | Price | Currency | Date |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 933.71 | USD | 20251211 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1032.74 | USD | 20251211 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1061.03 | USD | 20251211 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1089.32 | USD | 20251211 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1131.77 | USD | 20251211 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1031.76 | USD | 20251210 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1060.03 | USD | 20251210 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1102.43 | USD | 20251210 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1088.29 | USD | 20251210 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 932.82 | USD | 20251210 |