| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 883.77 | USD | 20251112 |
| Shandong Junfeng | China national standards | MT | 988.24 | USD | 20251112 |
| Shandong Laya Chem | China national standards | MT | 974.12 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1334.12 | USD | 20251112 |
| Shandong Langchem | China national standards | MT | 1298.83 | USD | 20251112 |
| Nanjing Runsheng Petro | China national standards | MT | 903.53 | USD | 20251112 |
| Zibo Lishuo Chem | China national standards | MT | 988.24 | USD | 20251112 |
| Hubei 789 Chem | China national standards | MT | 1298.83 | USD | 20251112 |
| Zibo Lishuo Chem | China national standards | MT | 988.24 | USD | 20251112 |
| Lihuayi Shandong | China national standards | MT | 1327.07 | USD | 20251112 |