| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| TJ Yongli Chem | China national standards | MT | USD | 20250305 | |
| Shaanxi Yanchang Petro | China national standards | MT | USD | 20250305 | |
| Sinopec | China national standards | MT | USD | 20250305 | |
| Kaifeng Pingmei | China national standards | MT | USD | 20250304 | |
| Jiyuan Lianchuang | China national standards | MT | USD | 20250304 | |
| Jiyuan Fangsheng | China national standards | MT | USD | 20250304 | |
| Dongying Huatai Chem | China national standards | MT | USD | 20250304 | |
| Jiangyin Huaxiang | China national standards | MT | USD | 20250304 | |
| Shanxi Yushe Chem | China national standards | MT | USD | 20250304 | |
| Henan Shunda Energy | China national standards | MT | USD | 20250304 |
