| Vendor | Spec | Unit | Price | Currency | Date |
| WENTONG Potassium | China national standards | MT | 1130.01 | USD | 20251126 |
| WENTONG Potassium | China national standards | MT | 960.51 | USD | 20251126 |
| WENTONG Potassium | China national standards | MT | 1101.76 | USD | 20251126 |
| Hunan Lixin Tech | China national standards | MT | 1087.63 | USD | 20251126 |
| Jinan Jinhao Chem | China national standards | MT | 1017.01 | USD | 20251126 |
| Jinan Aochen Chem | China national standards | MT | 1130.01 | USD | 20251126 |
| Shandong Longhui Chem | China national standards | MT | 1045.26 | USD | 20251126 |
| Shandong Yuanhe Chem | China national standards | MT | 960.51 | USD | 20251126 |
| Shanghai SKY Chem | China national standards | MT | 1080.57 | USD | 20251126 |
| Baozhen Shandong Chem | China national standards | MT | 1059.38 | USD | 20251126 |