| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 998.2 | USD | 20250919 |
| Jinan Angxin Chem | China national standards | MT | 998.2 | USD | 20250919 |
| Nantong Zhonghe Chem | China national standards | MT | 1116.3 | USD | 20250919 |
| Shandong Zhenkun | China national standards | MT | 1075.53 | USD | 20250919 |
| Shandong Yihe Chem | China national standards | MT | 998.2 | USD | 20250919 |
| Shandong Yihe Chem | China national standards | MT | 984.14 | USD | 20250919 |
| Nanjing Runsheng Petro | China national standards | MT | 1054.44 | USD | 20250919 |
| Shandong Jinwen Chem | China national standards | MT | 1040.38 | USD | 20250919 |
| Shandong Langchem | China national standards | MT | 1096.61 | USD | 20250919 |
| Shandong Langchem | China national standards | MT | 1096.61 | USD | 20250919 |