| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 991.48 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 984.45 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 984.45 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 984.45 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 984.45 | USD | 20250922 |
| Zibo Lishuo Chem | China national standards | MT | 984.45 | USD | 20250922 |
| Hubei 789 Chem | China national standards | MT | 1293.84 | USD | 20250922 |
| Hubei 789 Chem | China national standards | MT | 1293.84 | USD | 20250922 |
| Lihuayi Shandong | China national standards | MT | 956.32 | USD | 20250922 |
| Sinopec | China national standards | MT | 956.32 | USD | 20250922 |