| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 942.93 | USD | 20250930 |
| Jinan Aochen Chem | China national standards | MT | 1308.85 | USD | 20250930 |
| Jinan Aochen Chem | China national standards | MT | 1308.85 | USD | 20250930 |
| Hubei 789 Chem | China national standards | MT | 1266.62 | USD | 20250930 |
| Hubei 789 Chem | China national standards | MT | 1266.62 | USD | 20250930 |
| Jinan Dezheng Chem | China national standards | MT | 971.08 | USD | 20250930 |
| Shandong Jinwen Chem | China national standards | MT | 1041.45 | USD | 20250930 |
| Shandong Yushuo Chem | China national standards | MT | 971.08 | USD | 20250930 |
| Shandong Xima | China national standards | MT | 985.15 | USD | 20250930 |
| Shandong Qiangsen Chem | China national standards | MT | 985.15 | USD | 20250930 |