| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1059.08 | USD | 20251117 |
| Aite Zhejiang | China national standards | MT | 988.48 | USD | 20251117 |
| Shandong Energy | China national standards | MT | 776.66 | USD | 20251117 |
| Shandong Yeyang Chem | China national standards | MT | 776.66 | USD | 20251117 |
| Lihuayi Shandong | China national standards | MT | 762.54 | USD | 20251117 |
| Wuhan Hengjiu Chem | China national standards | MT | 847.27 | USD | 20251117 |
| Qingdao Shengze Chem | China national standards | MT | 720.18 | USD | 20251117 |
| Shandong Xingpeng Chem | China national standards | MT | 734.3 | USD | 20251117 |
| Wuhan Hengjiu Chem | China national standards | MT | 847.27 | USD | 20251117 |
| Shandong Junfeng | China national standards | MT | 2160.53 | USD | 20251117 |