| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1313.63 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 1257.13 | USD | 20251126 |
| Shandong Laya Chem | China national standards | MT | 1002.88 | USD | 20251126 |
| Wuhan Hengjiu Chem | China national standards | MT | 1130.01 | USD | 20251126 |
| Shandong Yihe Chem | China national standards | MT | 819.26 | USD | 20251126 |
| Shandong Zhenkun | China national standards | MT | 1080.57 | USD | 20251126 |
| Shandong Langchem | China national standards | MT | 1080.57 | USD | 20251126 |
| Hubei 789 Chem | China national standards | MT | 1271.26 | USD | 20251126 |
| Nanjing Baitu Chem | China national standards | MT | 1087.63 | USD | 20251126 |
| Shandong Yushuo Chem | China national standards | MT | 833.38 | USD | 20251126 |