| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 714.66 | USD | 20251204 |
| Zibo Qixiang Chem | China national standards | MT | 714.66 | USD | 20251204 |
| Nantong Zhonghe Chem | China national standards | MT | 721.02 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 777.57 | USD | 20251204 |
| Hubei 789 Chem | China national standards | MT | 989.64 | USD | 20251204 |
| Shandong Wonfull Petro | China national standards | MT | 713.95 | USD | 20251204 |
| Shandong Yushuo Chem | China national standards | MT | 728.09 | USD | 20251204 |
| Shandong Jinwen Chem | China national standards | MT | 855.33 | USD | 20251204 |
| Jinan Jinrihe Chem | China national standards | MT | 699.81 | USD | 20251204 |
| Shandong Shuojia Chem | China national standards | MT | 728.09 | USD | 20251204 |