| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 971.17 | USD | 20251011 |
| Shandong Jinwen Chem | China national standards | MT | 971.17 | USD | 20251011 |
| Shandong Jinwen Chem | China national standards | MT | 1097.85 | USD | 20251011 |
| Shandong Langchem | China national standards | MT | 1171.04 | USD | 20251011 |
| Shandong Langchem | China national standards | MT | 1247.04 | USD | 20251011 |
| Luxi Chem | China national standards | MT | 957.1 | USD | 20251011 |
| Nanjing Runsheng Petro | China national standards | MT | 1041.55 | USD | 20251011 |
| Nanjing Runsheng Petro | China national standards | MT | 1041.55 | USD | 20251011 |
| Shandong Hongyang Chem | China national standards | MT | 1069.7 | USD | 20251011 |
| Luxi Chem | China national standards | MT | 999.32 | USD | 20251011 |