| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1242.31 | USD | 20251107 |
| Jinan Aochen Chem | China national standards | MT | 1199.95 | USD | 20251107 |
| Jinan Aochen Chem | China national standards | MT | 917.61 | USD | 20251107 |
| Jinan Aochen Chem | China national standards | MT | 959.57 | USD | 20251106 |
| Shanghai Huayi | China national standards | MT | 959.57 | USD | 20251106 |
| Shanghai Huayi | China national standards | MT | 917.24 | USD | 20251106 |
| Shandong Yihe Chem | China national standards | MT | 790.23 | USD | 20251106 |
| Zibo Lishuo Chem | China national standards | MT | 846.68 | USD | 20251106 |
| Jinan Aochen Chem | China national standards | MT | 917.24 | USD | 20251106 |
| Jinan Aochen Chem | China national standards | MT | 1241.8 | USD | 20251106 |