| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 897.03 | USD | 20251129 |
| Shandong Langchem | China national standards | MT | 1334.95 | USD | 20251129 |
| Zibo Lishuo Chem | China national standards | MT | 988.85 | USD | 20251129 |
| Sinopec | China national standards | MT | 1229.0 | USD | 20251129 |
| Sinopec | China national standards | MT | 932.35 | USD | 20251129 |
| Aite Zhejiang | China national standards | MT | 1158.37 | USD | 20251129 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1327.89 | USD | 20251129 |
| Jinan Jiaxing Chem | China national standards | MT | 1158.37 | USD | 20251129 |
| Beijing Yanshan Petro | China national standards | MT | 932.35 | USD | 20251129 |
| Beijing Yanshan Petro | China national standards | MT | 1221.94 | USD | 20251129 |