| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1213.58 | USD | 20251106 |
| Sinopec | China national standards | MT | 1128.91 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1298.24 | USD | 20251106 |
| Shandong Aite Chem | China national standards | MT | 1199.46 | USD | 20251106 |
| Changzhou Juyun Mat | China national standards | MT | 1354.69 | USD | 20251106 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1326.47 | USD | 20251106 |
| Shandong Langchem | China national standards | MT | 1333.52 | USD | 20251106 |
| Changzhou Juyun Mat | China national standards | MT | 1354.69 | USD | 20251106 |
| CNPC | China national standards | MT | 1213.58 | USD | 20251106 |
| Lihuayi Shandong | China national standards | MT | 987.79 | USD | 20251106 |