| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 978.09 | USD | 20250923 |
| Luxi Chem | China national standards | MT | 978.09 | USD | 20250923 |
| Lihuayi Shandong | China national standards | MT | 971.05 | USD | 20250923 |
| Shandong Yihe Chem | China national standards | MT | 999.2 | USD | 20250923 |
| Shandong Yihe Chem | China national standards | MT | 985.12 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1104.75 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1280.66 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1252.52 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1097.71 | USD | 20250923 |
| Shandong Langchem | China national standards | MT | 1097.71 | USD | 20250923 |