| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 819.63 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 713.64 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 805.49 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 706.57 | USD | 20251208 |
| Jinan Jiaxing Chem | China national standards | MT | 847.89 | USD | 20251208 |
| Zibo Lishuo Chem | China national standards | MT | 918.55 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 741.9 | USD | 20251208 |
| Shandong Yuxuan Chem | China national standards | MT | 847.89 | USD | 20251208 |
| Sinopec | China national standards | MT | 777.23 | USD | 20251208 |
| Shandong Energy | China national standards | MT | 777.23 | USD | 20251208 |