| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 738.84 | USD | 20250923 |
| Jinan Jinrihe Chem | China national standards | MT | 738.33 | USD | 20250922 |
| Jinan Jinrihe Chem | China national standards | MT | 738.33 | USD | 20250922 |
| Jinan Jinrihe Chem | China national standards | MT | 731.3 | USD | 20250922 |
| Jinan Jinrihe Chem | China national standards | MT | 731.3 | USD | 20250922 |
| Jinan Jinrihe Chem | China national standards | MT | 745.37 | USD | 20250922 |
| Jinan Jinrihe Chem | China national standards | MT | 745.37 | USD | 20250922 |
| Jinan Jinrihe Chem | China national standards | MT | 745.14 | USD | 20250921 |
| Jinan Jinrihe Chem | China national standards | MT | 731.08 | USD | 20250921 |
| Jinan Jinrihe Chem | China national standards | MT | 731.08 | USD | 20250921 |