| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Yankuang LunanChem | China national standards | MT | USD | 20251031 | |
| Hebei Kingboard | China national standards | MT | USD | 20251031 | |
| TJ Yongli Chem | China national standards | MT | USD | 20251031 | |
| Shaanxi Yanchang Petro | China national standards | MT | USD | 20251031 | |
| Sinopec | China national standards | MT | USD | 20251031 | |
| Shandong Zhenkun | China national standards | MT | USD | 20251031 | |
| Shandong Zhiheng | China national standards | MT | USD | 20251031 | |
| Chengdu Rongjiaxin Chem | China national standards | MT | USD | 20251031 | |
| Shandong Langchem | China national standards | MT | USD | 20251031 | |
| Hebei Chuangde Tech | China national standards | MT | USD | 20251031 |
