| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing WentongTech | China national standards | MT | 956.55 | USD | 20250929 |
| Jinan Jinrihe Chem | China national standards | MT | 942.48 | USD | 20250929 |
| Jinan Jinrihe Chem | China national standards | MT | 942.48 | USD | 20250929 |
| Jinan Jinrihe Chem | China national standards | MT | 886.21 | USD | 20250929 |
| Jinan Jinrihe Chem | China national standards | MT | 886.21 | USD | 20250929 |
| Jinan Jinrihe Chem | China national standards | MT | 900.28 | USD | 20250929 |
| Jinan Jinrihe Chem | China national standards | MT | 900.28 | USD | 20250929 |
| WENTONG Potassium | China national standards | MT | 1012.81 | USD | 20250929 |
| Shandong Jinshenrun Chem | China national standards | MT | 1040.95 | USD | 20250929 |
| Shandong Jinshenrun Chem | China national standards | MT | 1040.95 | USD | 20250929 |