| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangsu Haixing Chem | China national standards | MT | 1135.33 | USD | 20250807 |
| Shandong Qiangsen Chem | China national standards | MT | 1051.23 | USD | 20250807 |
| Shandong Mengkanda Chem | China national standards | MT | 1065.25 | USD | 20250807 |
| Shandong Mengkanda Chem | China national standards | MT | 1065.25 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 1166.16 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 1166.16 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 1177.38 | USD | 20250807 |
| Dongying Lianchem | China national standards | MT | 1166.16 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 1166.16 | USD | 20250807 |
| Shandong Langchem | China national standards | MT | 1163.36 | USD | 20250807 |