| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuhuang Chem | China national standards | MT | 896.94 | USD | 20251126 |
| Lihuayi Shandong | China national standards | MT | 894.12 | USD | 20251126 |
| Zibo Lishuo Chem | China national standards | MT | 988.76 | USD | 20251126 |
| Shandong Shuojia Chem | China national standards | MT | 899.77 | USD | 20251126 |
| Lihuayi Shandong | China national standards | MT | 1031.13 | USD | 20251126 |
| Beijing Yanshan Petro | China national standards | MT | 894.12 | USD | 20251126 |
| Hubei 789 Chem | China national standards | MT | 1299.51 | USD | 20251126 |
| Shandong Shuojia Chem | China national standards | MT | 899.77 | USD | 20251126 |
| Shandong Yushuo Chem | China national standards | MT | 904.01 | USD | 20251126 |
| Shandong Yuhuang Chem | China national standards | MT | 872.93 | USD | 20251126 |