| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chem | China national standards | MT | 1001.02 | USD | 20251024 |
| Wuhan Hengjiu Chem | China national standards | MT | 986.92 | USD | 20251024 |
| GuangZhan Chem | China national standards | MT | 1127.9 | USD | 20251024 |
| GuangZhan Chem | China national standards | MT | 1127.9 | USD | 20251024 |
| GuangZhan Chem | China national standards | MT | 1127.9 | USD | 20251024 |
| WENTONG Potassium | China national standards | MT | 1029.21 | USD | 20251024 |
| Shandong Jinshenrun Chem | China national standards | MT | 1029.21 | USD | 20251024 |
| Shandong Jinshenrun Chem | China national standards | MT | 1029.21 | USD | 20251024 |
| Beijing WentongTech | China national standards | MT | 1085.61 | USD | 20251024 |
| Shandong Jinshenrun Chem | China national standards | MT | 888.22 | USD | 20251024 |