| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Daoqin Chem | China national standards | MT | 1266.59 | USD | 20250925 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1097.71 | USD | 20250925 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1083.64 | USD | 20250925 |
| Shandong Henrui Chem | China national standards | MT | 1097.71 | USD | 20250925 |
| Sinopec | China national standards | MT | 1097.71 | USD | 20250925 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1097.71 | USD | 20250925 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1083.64 | USD | 20250925 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1083.64 | USD | 20250925 |
| Shandong Qiangsen Chem | China national standards | MT | 1252.52 | USD | 20250925 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1097.71 | USD | 20250925 |