| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 918.16 | USD | 20251202 |
| Shandong Langchem | China national standards | MT | 1175.24 | USD | 20251202 |
| Shandong Jinwen Chem | China national standards | MT | 1101.79 | USD | 20251202 |
| Nanjing Runsheng Petro | China national standards | MT | 1045.29 | USD | 20251202 |
| Suzhou Xuehang Mat | China national standards | MT | 1596.18 | USD | 20251202 |
| Jinan Jinhao Chem | China national standards | MT | 1228.92 | USD | 20251202 |
| Shandong Langchem | China national standards | MT | 1251.52 | USD | 20251202 |
| Shandong Jinwen Chem | China national standards | MT | 974.66 | USD | 20251202 |
| Luxi Chem | China national standards | MT | 1285.42 | USD | 20251202 |
| Shandong Haili Chem | China national standards | MT | 918.16 | USD | 20251202 |