| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 818.83 | USD | 20251112 |
| Shandong Mingyu | China national standards | MT | 889.42 | USD | 20251112 |
| Xiamen Yudeshun Chem | China national standards | MT | 1129.42 | USD | 20251112 |
| Shandong Zhiheng | China national standards | MT | 804.71 | USD | 20251112 |
| Formosa Ningbo | China national standards | MT | 988.24 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 988.24 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1058.83 | USD | 20251112 |
| Shandong Aite Chem | China national standards | MT | 889.42 | USD | 20251112 |
| Shandong Aite Chem | China national standards | MT | 889.42 | USD | 20251112 |
| Shandong Aite Chem | China national standards | MT | 945.89 | USD | 20251112 |