| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 976.78 | USD | 20250928 |
| Shandong Hualu | China national standards | MT | 969.75 | USD | 20250928 |
| Lihuayi Shandong | China national standards | MT | 955.7 | USD | 20250928 |
| Aite Zhejiang | China national standards | MT | 1025.97 | USD | 20250928 |
| Aite Zhejiang | China national standards | MT | 1068.14 | USD | 20250928 |
| Shandong Yihe Chem | China national standards | MT | 983.81 | USD | 20250928 |
| Shandong Yihe Chem | China national standards | MT | 997.86 | USD | 20250928 |
| Nanjing Runsheng Petro | China national standards | MT | 1011.92 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1103.27 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 1278.95 | USD | 20250928 |