| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 988.2 | USD | 20251107 |
| Shandong Aite Chem | China national standards | MT | 945.85 | USD | 20251107 |
| Wanhua Yantai | China national standards | MT | 889.38 | USD | 20251107 |
| Wanhua Yantai | China national standards | MT | 818.79 | USD | 20251107 |
| Shandong Xima | China national standards | MT | 790.56 | USD | 20251107 |
| Shandong Jinwen Chem | China national standards | MT | 988.2 | USD | 20251107 |
| Hubei 789 Chem | China national standards | MT | 818.79 | USD | 20251107 |
| Hubei 789 Chem | China national standards | MT | 818.79 | USD | 20251107 |
| Jinan Jinhao Chem | China national standards | MT | 1115.25 | USD | 20251107 |
| Formosa Ningbo | China national standards | MT | 889.38 | USD | 20251107 |