| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shaanxi Yanchang Petro | China national standards | MT | USD | 20250731 | |
| Sinopec | China national standards | MT | USD | 20250731 | |
| Hebei Chuangde Tech | China national standards | MT | USD | 20250731 | |
| Shandong Langchem | China national standards | MT | USD | 20250731 | |
| Jiangsu SOPO | China national standards | MT | USD | 20250731 | |
| Nanjing Baitu Chem | China national standards | MT | USD | 20250731 | |
| Chizhou Xinyu Chem | China national standards | MT | USD | 20250731 | |
| Yankuang Guotai Chem | China national standards | MT | USD | 20250731 | |
| Kaifeng Pingmei | China national standards | MT | USD | 20250730 | |
| Dongying Huatai Chem | China national standards | MT | USD | 20250730 |
