| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1223.82 | USD | 20250929 |
| Shandong Yuhuang Chem | China national standards | MT | 1364.49 | USD | 20250929 |
| Shandong Yuhuang Chem | China national standards | MT | 1364.49 | USD | 20250929 |
| Sinopec | China national standards | MT | 1223.82 | USD | 20250929 |
| Sinopec | China national standards | MT | 1223.82 | USD | 20250929 |
| Lihuayi Shandong | China national standards | MT | 1378.55 | USD | 20250929 |
| Lihuayi Shandong | China national standards | MT | 1378.55 | USD | 20250929 |
| Shandong Aite Chem | China national standards | MT | 1195.68 | USD | 20250929 |
| Changzhou Dohow | China national standards | MT | 956.55 | USD | 20250929 |
| Qingdao Chengxin Chem | China national standards | MT | 956.55 | USD | 20250929 |