| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke | China national standards | MT | 738.33 | USD | 20250922 |
| Shandong Yihe Chem | China national standards | MT | 534.41 | USD | 20250922 |
| Shandong Yihe Chem | China national standards | MT | 527.38 | USD | 20250922 |
| Shandong Langchem | China national standards | MT | 506.29 | USD | 20250922 |
| Sinopec | China national standards | MT | 611.76 | USD | 20250922 |
| Sinopec | China national standards | MT | 632.86 | USD | 20250922 |
| Beijing Yanshan Petro | China national standards | MT | 632.86 | USD | 20250922 |
| BASF YPC | China national standards | MT | 625.83 | USD | 20250922 |
| CNPC | China national standards | MT | 634.26 | USD | 20250922 |
| Lihuayi Weiyuan Chem | China national standards | MT | 745.37 | USD | 20250922 |