| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chem | China national standards | MT | 1214.79 | USD | 20251202 |
| Shandong Langchem | China national standards | MT | 1214.79 | USD | 20251202 |
| Nanjing Runhua Chem | China national standards | MT | 1165.35 | USD | 20251202 |
| Shandong Langchem | China national standards | MT | 1264.23 | USD | 20251202 |
| Shandong Jinling Chem | China national standards | MT | 1412.55 | USD | 20251202 |
| Nanjing Baitu Chem | China national standards | MT | 1483.18 | USD | 20251202 |
| Xiamen Yudeshun Chem | China national standards | MT | 1553.8 | USD | 20251202 |
| Shandong Jinling Chem | China national standards | MT | 1073.54 | USD | 20251202 |
| Shandong Aite Chem | China national standards | MT | 1553.8 | USD | 20251202 |
| Shandong Aite Chem | China national standards | MT | 1483.18 | USD | 20251202 |