| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chem | China national standards | MT | 1100.68 | USD | 20251113 |
| Shandong Mingyu | China national standards | MT | 889.01 | USD | 20251113 |
| Jinan Aochen Chem | China national standards | MT | 959.57 | USD | 20251113 |
| Jinan Aochen Chem | China national standards | MT | 1241.8 | USD | 20251113 |
| Jinan Aochen Chem | China national standards | MT | 1199.46 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1058.35 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 987.79 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 1143.02 | USD | 20251113 |
| Shandong Zhiheng | China national standards | MT | 804.35 | USD | 20251113 |
| Jinan Aochen Chem | China national standards | MT | 987.79 | USD | 20251113 |