| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20250925 | |
| Shandong Zhiheng | China national standards | MT | USD | 20250925 | |
| Shandong Hongyang Chem | China national standards | MT | USD | 20250925 | |
| Shandong Fusheng | China national standards | MT | USD | 20250925 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250925 | |
| Shandong Jinwen Chem | China national standards | MT | USD | 20250925 | |
| Nanjing Baitu Chem | China national standards | MT | USD | 20250925 | |
| Shandong Yihe Chem | China national standards | MT | USD | 20250925 | |
| Chengdu Rongjiaxin Chem | China national standards | MT | USD | 20250925 | |
| Shanghai Guoke | China national standards | MT | USD | 20250925 |
