| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 901.99 | USD | 20251022 |
| Jinan Jinrihe Chem | China national standards | MT | 901.99 | USD | 20251022 |
| Jinan Jinrihe Chem | China national standards | MT | 916.09 | USD | 20251022 |
| Hunan Lixin Tech | China national standards | MT | 1014.74 | USD | 20251022 |
| Hunan Lixin Tech | China national standards | MT | 1057.02 | USD | 20251022 |
| Jinan Jinhao Chem | China national standards | MT | 1014.74 | USD | 20251022 |
| Jinan Jinhao Chem | China national standards | MT | 1028.84 | USD | 20251022 |
| WENTONG Potassium | China national standards | MT | 1099.3 | USD | 20251022 |
| WENTONG Potassium | China national standards | MT | 1028.84 | USD | 20251022 |
| Shandong Jinshenrun Chem | China national standards | MT | 1028.84 | USD | 20251022 |