| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshenrun Chem | China national standards | MT | 747.74 | USD | 20251102 |
| Shandong Jinshenrun Chem | China national standards | MT | 747.74 | USD | 20251102 |
| Shandong Wonfull Petro | China national standards | MT | 747.74 | USD | 20251102 |
| Shandong Zhongke Taihua | China national standards | MT | 945.26 | USD | 20251101 |
| Zibo Lishuo Chem | China national standards | MT | 818.28 | USD | 20251101 |
| Shandong Zhongke Taihua | China national standards | MT | 945.26 | USD | 20251101 |
| Shandong Langchem | China national standards | MT | 888.83 | USD | 20251101 |
| Shandong Jinwen Chem | China national standards | MT | 853.56 | USD | 20251101 |
| Baozhen Shandong Chem | China national standards | MT | 747.74 | USD | 20251101 |
| Baozhen Shandong Chem | China national standards | MT | 747.74 | USD | 20251101 |