| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 984.74 | USD | 20250918 |
| Jinan Jinrihe Chem | China national standards | MT | 337.62 | USD | 20250918 |
| Jinan Jinrihe Chem | China national standards | MT | 337.62 | USD | 20250918 |
| Jinan Jinrihe Chem | 90% | MT | 351.69 | USD | 20250918 |
| Jinan Jinrihe Chem | 90% | MT | 351.69 | USD | 20250918 |