| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1464.62 | USD | 20250909 |
| Shandong Xingpeng Chem | China national standards | MT | 1450.54 | USD | 20250909 |
| Jiangsu Haixing Chem | China national standards | MT | 1140.72 | USD | 20250909 |
| Dongying Lianchem | China national standards | MT | 1197.05 | USD | 20250909 |
| Shandong Xima | China national standards | MT | 844.98 | USD | 20250909 |
| Shandong Qiangsen Chem | China national standards | MT | 1056.22 | USD | 20250909 |
| Shandong Langchem | China national standards | MT | 1171.7 | USD | 20250909 |
| Shandong Langchem | China national standards | MT | 1171.7 | USD | 20250909 |
| Shandong Langchem | China national standards | MT | 1171.7 | USD | 20250909 |
| Shandong Langchem | China national standards | MT | 1182.97 | USD | 20250909 |