| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 874.13 | USD | 20251024 |
| Shandong Qiangsen Chem | China national standards | MT | 775.43 | USD | 20251024 |
| UniTrend China | China national standards | MT | 1078.56 | USD | 20251024 |
| Shandong Zhongke Taihua | China national standards | MT | 1057.41 | USD | 20251024 |
| WENTONG Potassium | China national standards | MT | 1057.41 | USD | 20251024 |
| Shandong Zhongke Taihua | China national standards | MT | 916.42 | USD | 20251024 |
| Shandong Jinshenrun Chem | China national standards | MT | 888.35 | USD | 20251023 |
| Beijing WentongTech | China national standards | MT | 1085.76 | USD | 20251023 |
| Shandong Jinshenrun Chem | China national standards | MT | 1029.36 | USD | 20251023 |
| Shandong Jinshenrun Chem | China national standards | MT | 1029.36 | USD | 20251023 |