| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1107.43 | USD | 20251104 |
| Jinan Angxin Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Jinan Angxin Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Shandong Langchem | China national standards | MT | 1255.55 | USD | 20251104 |
| Shandong Langchem | China national standards | MT | 1100.37 | USD | 20251104 |
| Shandong Langchem | China national standards | MT | 1079.21 | USD | 20251104 |
| Shandong Jinwen Chem | China national standards | MT | 1043.94 | USD | 20251104 |
| Lihuayi Shandong | China national standards | MT | 825.28 | USD | 20251104 |
| Wuhan Hengjiu Chem | China national standards | MT | 1086.27 | USD | 20251104 |
| Nanjing Runsheng Petro | China national standards | MT | 888.76 | USD | 20251104 |