| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1241.8 | USD | 20251106 |
| Jinan Aochen Chem | China national standards | MT | 1199.46 | USD | 20251106 |
| Shandong Qiangsen Chem | China national standards | MT | 818.46 | USD | 20251106 |
| Shandong Zhiheng | China national standards | MT | 804.35 | USD | 20251106 |
| Shandong Aite Chem | China national standards | MT | 945.46 | USD | 20251106 |
| Formosa Ningbo | China national standards | MT | 889.01 | USD | 20251106 |
| Hubei 789 Chem | China national standards | MT | 818.46 | USD | 20251106 |
| Hubei 789 Chem | China national standards | MT | 818.46 | USD | 20251106 |
| Shandong Xima | China national standards | MT | 790.23 | USD | 20251106 |
| Shandong Mingyu | China national standards | MT | 874.9 | USD | 20251106 |