| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 988.34 | USD | 20251125 |
| Lihuayi Shandong | China national standards | MT | 988.34 | USD | 20251125 |
| Zibo Lishuo Chem | China national standards | MT | 988.34 | USD | 20251125 |
| Zibo Lishuo Chem | China national standards | MT | 988.34 | USD | 20251125 |
| Lihuayi Shandong | China national standards | MT | 889.5 | USD | 20251125 |
| Shandong Shuojia Chem | China national standards | MT | 899.39 | USD | 20251125 |
| Lihuayi Shandong | China national standards | MT | 889.5 | USD | 20251125 |
| Beijing Yanshan Petro | China national standards | MT | 1157.77 | USD | 20251125 |
| Lihuayi Shandong | China national standards | MT | 893.74 | USD | 20251125 |
| Lihuayi Shandong | China national standards | MT | 889.5 | USD | 20251125 |