| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 896.56 | USD | 20251125 |
| Zibo Lishuo Chem | China national standards | MT | 988.34 | USD | 20251125 |
| Shandong Yuhuang Chem | China national standards | MT | 1291.9 | USD | 20251125 |
| Shandong Junfeng | China national standards | MT | 988.34 | USD | 20251125 |
| Sinopec | China national standards | MT | 1129.53 | USD | 20251125 |
| Kunlun Daqing Petro | China national standards | MT | 1200.12 | USD | 20251125 |
| Beijing Yanshan Petro | China national standards | MT | 1221.3 | USD | 20251125 |
| Lihuayi Shandong | China national standards | MT | 896.3 | USD | 20251124 |
| Lihuayi Shandong | China national standards | MT | 896.3 | USD | 20251124 |
| Shandong Hanyue Chem | China national standards | MT | 931.58 | USD | 20251124 |