| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1192.41 | USD | 20251106 |
| Sinopec | China national standards | MT | 987.79 | USD | 20251106 |
| Sinopec | China national standards | MT | 1128.91 | USD | 20251106 |
| Changzhou Juyun Mat | China national standards | MT | 1354.69 | USD | 20251106 |
| Shandong Hongyang Chem | China national standards | MT | 1192.41 | USD | 20251106 |
| Sinopec | China national standards | MT | 1227.69 | USD | 20251106 |
| Changzhou Juyun Mat | China national standards | MT | 1340.58 | USD | 20251106 |
| Aite Zhejiang | China national standards | MT | 1157.13 | USD | 20251106 |
| Lihuayi Shandong | China national standards | MT | 876.31 | USD | 20251106 |
| Sinopec | China national standards | MT | 1213.58 | USD | 20251106 |