| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1102.49 | USD | 20251205 |
| Jinan Aochen Chem | China national standards | MT | 1130.76 | USD | 20251205 |
| Jinan Jinhao Chem | China national standards | MT | 1017.68 | USD | 20251205 |
| WENTONG Potassium | China national standards | MT | 1130.76 | USD | 20251205 |
| GuangZhan Chem | China national standards | MT | 1116.62 | USD | 20251205 |
| WENTONG Potassium | China national standards | MT | 1102.49 | USD | 20251205 |
| Wuhan Hengjiu Chem | China national standards | MT | 989.41 | USD | 20251205 |
| WENTONG Potassium | China national standards | MT | 1102.49 | USD | 20251205 |
| GuangZhan Chem | China national standards | MT | 1116.62 | USD | 20251205 |
| Jinan Aochen Chem | China national standards | MT | 1130.76 | USD | 20251205 |