| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Lianchem | China national standards | MT | 1170.36 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1170.36 | USD | 20250929 |
| Shandong Langchem | China national standards | MT | 1167.55 | USD | 20250929 |
| Shandong Xima | China national standards | MT | 844.01 | USD | 20250929 |
| Shandong Yeyang Chem | China national standards | MT | 1146.45 | USD | 20250929 |
| Shandong Qiangsen Chem | China national standards | MT | 1055.02 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 1124.35 | USD | 20250928 |
| Hubei 789 Chem | China national standards | MT | 1124.35 | USD | 20250928 |
| Shandong Aite Chem | China national standards | MT | 1124.35 | USD | 20250928 |
| Weifang Yixin Chem | China national standards | MT | 1813.02 | USD | 20250928 |