| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1237.95 | USD | 20250918 |
| Shandong Zhiheng | China national standards | MT | 1125.41 | USD | 20250918 |
| Shandong Zhiheng | China national standards | MT | 1125.41 | USD | 20250918 |
| Shandong Zhiheng | China national standards | MT | 1167.62 | USD | 20250918 |
| Shandong Hongyang Chem | China national standards | MT | 1090.24 | USD | 20250918 |
| Shandong Hongyang Chem | China national standards | MT | 1184.5 | USD | 20250918 |
| Shandong Hongyang Chem | China national standards | MT | 1118.38 | USD | 20250918 |
| Shandong Xima | China national standards | MT | 956.6 | USD | 20250918 |
| Shandong Qiangsen Chem | China national standards | MT | 984.74 | USD | 20250918 |
| Qingdao Chengxin Chem | China national standards | MT | 1069.14 | USD | 20250918 |