| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 748.97 | USD | 20251208 |
| Shijiaz Bailong Chem | China national standards | MT | 748.97 | USD | 20251208 |
| Baozhen Shandong Chem | China national standards | MT | 748.97 | USD | 20251208 |
| Zibo Lishuo Chem | China national standards | MT | 819.63 | USD | 20251208 |
| Shandong Wonfull Petro | China national standards | MT | 748.97 | USD | 20251208 |
| Shandong Jinshenrun Chem | China national standards | MT | 748.97 | USD | 20251208 |
| Shandong Fusheng | China national standards | MT | 706.57 | USD | 20251208 |
| Shandong Jinshenrun Chem | China national standards | MT | 748.97 | USD | 20251208 |
| Shandong Yushuo Chem | China national standards | MT | 720.71 | USD | 20251208 |
| Shandong Huize Chem | China national standards | MT | 854.95 | USD | 20251208 |