| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu | China national standards | MT | 862.2 | USD | 20251205 |
| Shanghai Huayi | China national standards | MT | 918.74 | USD | 20251205 |
| Shanghai Huayi | China national standards | MT | 961.14 | USD | 20251205 |
| Sinopec | China national standards | MT | 791.53 | USD | 20251205 |
| Zibo Lishuo Chem | China national standards | MT | 848.07 | USD | 20251205 |
| Sinopec | China national standards | MT | 791.53 | USD | 20251205 |
| Sinopec | China national standards | MT | 791.53 | USD | 20251205 |
| Sinopec | China national standards | MT | 791.53 | USD | 20251205 |
| Shandong Aite Chem | China national standards | MT | 947.01 | USD | 20251205 |
| Zibo Lishuo Chem | China national standards | MT | 848.07 | USD | 20251205 |