| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| CNPC | China national standards | MT | USD | 20250928 | |
| Jinan Aochen Chem | China national standards | MT | USD | 20250928 | |
| Unknown | China national standards | MT | USD | 20250928 | |
| Shanghai Xianyue | China national standards | MT | USD | 20250928 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20250928 | |
| Shandong Tongzhou Chem | China national standards | MT | USD | 20250927 | |
| Lihuayi Weiyuan Chem | China national standards | MT | USD | 20250927 | |
| Shandong Daoqin Chem | China national standards | MT | USD | 20250926 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20250926 | |
| Shandong Tongzhou Chem | China national standards | MT | USD | 20250926 |
