| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Guoke | China national standards | MT | 458.36 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 366.69 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 352.58 | USD | 20251120 |
| Nanjing Runsheng Petro | China national standards | MT | 296.17 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 359.64 | USD | 20251120 |
| Shandong Langchem | China national standards | MT | 380.79 | USD | 20251120 |
| Shandong Jinling Chem | China national standards | MT | 239.76 | USD | 20251120 |
| Luxi Chem | China national standards | MT | 303.22 | USD | 20251120 |
| Luxi Chem | China national standards | MT | 352.58 | USD | 20251120 |
| Luxi Chem | China national standards | MT | 289.12 | USD | 20251120 |