| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng | China national standards | MT | 917.74 | USD | 20251125 |
| Dongying Lianchem | China national standards | MT | 1200.12 | USD | 20251125 |
| Shandong Junfeng | China national standards | MT | 917.74 | USD | 20251125 |
| Shandong Junfeng | China national standards | MT | 924.8 | USD | 20251125 |
| Shandong Xima | China national standards | MT | 847.15 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 1174.71 | USD | 20251125 |
| JS Yangnong Chem | China national standards | MT | 854.21 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 1174.71 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 1595.46 | USD | 20251125 |
| Shandong Langchem | China national standards | MT | 1186.01 | USD | 20251125 |