| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 714.45 | USD | 20251203 |
| Shandong Yushuo Chem | China national standards | MT | 727.87 | USD | 20251203 |
| Hubei 789 Chem | China national standards | MT | 989.34 | USD | 20251203 |
| Zibo Lishuo Chem | China national standards | MT | 819.74 | USD | 20251203 |
| Shandong Wonfull Petro | China national standards | MT | 714.45 | USD | 20251203 |
| Jinan Jinrihe Chem | China national standards | MT | 714.45 | USD | 20251203 |
| Zibo Lishuo Chem | China national standards | MT | 819.74 | USD | 20251203 |
| Zibo Lishuo Chem | China national standards | MT | 819.74 | USD | 20251203 |
| Shandong Wonfull Petro | China national standards | MT | 714.45 | USD | 20251203 |
| Jinan Jinrihe Chem | China national standards | MT | 699.61 | USD | 20251203 |