| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 889.97 | USD | 20251128 |
| Shandong Xima | China national standards | MT | 875.84 | USD | 20251128 |
| Jinan Angxin Chem | China national standards | MT | 1002.98 | USD | 20251128 |
| Jinan Jinrihe Chem | China national standards | MT | 918.22 | USD | 20251128 |
| GuangZhan Chem | China national standards | MT | 1115.99 | USD | 20251128 |
| WENTONG Potassium | China national standards | MT | 1031.23 | USD | 20251128 |
| GuangZhan Chem | China national standards | MT | 1115.99 | USD | 20251128 |
| Shandong Qiangsen Chem | China national standards | MT | 776.96 | USD | 20251128 |
| UniTrend China | China national standards | MT | 1080.68 | USD | 20251128 |
| Jinan Angxin Chem | China national standards | MT | 1002.98 | USD | 20251128 |