| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 840.44 | USD | 20251126 |
| Qingdao Shengze Chem | China national standards | MT | 840.44 | USD | 20251126 |
| Jinan Angxin Chem | China national standards | MT | 889.88 | USD | 20251126 |
| Shandong Jinshenrun Chem | China national standards | MT | 861.63 | USD | 20251126 |
| Qingdao Shengze Chem | China national standards | MT | 840.44 | USD | 20251126 |
| Lihuayi Shandong | China national standards | MT | 889.88 | USD | 20251126 |
| Jinan Angxin Chem | China national standards | MT | 889.88 | USD | 20251126 |
| Shandong Hongyang Chem | China national standards | MT | 1130.01 | USD | 20251126 |
| Shandong Zhiheng | China national standards | MT | 1257.13 | USD | 20251126 |
| Shandong Yuxuan Chem | China national standards | MT | 967.57 | USD | 20251126 |