| Vendor | Spec | Unit | Price | Currency | Date |
| Xiangyang Youdeshi Chemical Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Hunan Lixin Shengshi New Material Technology Co., Ltd. | China national standards | MT | 1087.99 | USD | 20251209 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1130.37 | USD | 20251209 |
| Hunan Lixin Shengshi New Material Technology Co., Ltd. | China national standards | MT | 1017.34 | USD | 20251209 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 777.13 | USD | 20251209 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1102.12 | USD | 20251209 |
| Beijing Wentong Tianxia Cultural Technology Co., Ltd. | China national standards | MT | 1087.99 | USD | 20251209 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1130.37 | USD | 20251209 |
| WENTONG Potassium Salt Group Co., Ltd. | China national standards | MT | 1130.37 | USD | 20251209 |