| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | China national standards | MT | 969.75 | USD | 20250928 |
| Shandong Yeyang Chem | China national standards | MT | 1250.84 | USD | 20250928 |
| Shandong Yeyang Chem | China national standards | MT | 1110.3 | USD | 20250928 |
| Dongying Huatai Chem | China national standards | MT | 1096.24 | USD | 20250928 |
| Shandong Yeyang Chem | China national standards | MT | 1096.24 | USD | 20250928 |
| Shandong Jinling Chem | China national standards | MT | 1405.44 | USD | 20250928 |
| Shandong Hongyang Chem | China national standards | MT | 1426.52 | USD | 20250928 |
| Shandong Zhiheng | China national standards | MT | 1328.14 | USD | 20250928 |
| Shandong Hongyang Chem | China national standards | MT | 1426.52 | USD | 20250928 |
| Shandong Hongyang Chem | China national standards | MT | 1426.52 | USD | 20250928 |