| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 1028.07 | USD | 20251013 |
| Shandong Jinshenrun Chem | China national standards | MT | 1028.07 | USD | 20251013 |
| Beijing WentongTech | China national standards | MT | 1084.4 | USD | 20251013 |
| WENTONG Potassium | China national standards | MT | 1028.07 | USD | 20251013 |
| Shandong Xima | China national standards | MT | 873.15 | USD | 20251013 |
| UniTrend China | China national standards | MT | 1105.52 | USD | 20251013 |
| Shandong Qiangsen Chem | China national standards | MT | 774.57 | USD | 20251013 |
| Pingxiang Lixin BioTech | China national standards | MT | 1084.4 | USD | 20251013 |
| Pingxiang Lixin BioTech | China national standards | MT | 1091.44 | USD | 20251013 |
| WENTONG Potassium | China national standards | MT | 1084.4 | USD | 20251013 |