| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 2162.12 | USD | 20251208 |
| Zibo Lishuo Chem | China national standards | MT | 918.55 | USD | 20251208 |
| Shandong Xingpeng Chem | China national standards | MT | 720.71 | USD | 20251208 |
| Shandong Energy | China national standards | MT | 777.23 | USD | 20251208 |
| Shandong FUZE | China national standards | MT | 1059.86 | USD | 20251208 |
| Luxi Chem | China national standards | MT | 819.63 | USD | 20251208 |
| Zibo Lishuo Chem | China national standards | MT | 918.55 | USD | 20251208 |
| Shandong Yushuo Chem | China national standards | MT | 819.63 | USD | 20251208 |
| CNPC | China national standards | MT | 805.49 | USD | 20251208 |
| Shandong Huize Chem | China national standards | MT | 904.41 | USD | 20251208 |