| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 901.75 | USD | 20251020 |
| Jinan Jinrihe Chem | China national standards | MT | 901.75 | USD | 20251020 |
| Jinan Jinrihe Chem | China national standards | MT | 915.84 | USD | 20251020 |
| Hubei 789 Chem | China national standards | MT | 774.94 | USD | 20251020 |
| Hubei 789 Chem | China national standards | MT | 774.94 | USD | 20251020 |
| Jinan Aochen Chem | China national standards | MT | 1099.01 | USD | 20251020 |
| Jinan Aochen Chem | China national standards | MT | 1127.19 | USD | 20251020 |
| Jinan Aochen Chem | China national standards | MT | 1127.19 | USD | 20251020 |
| Jinan Aochen Chem | China national standards | MT | 1127.19 | USD | 20251020 |
| WENTONG Potassium | China national standards | MT | 1127.19 | USD | 20251020 |