| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 844.75 | USD | 20250916 |
| Shandong Qiangsen Chem | China national standards | MT | 1055.94 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 1464.23 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 1464.23 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 1464.23 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 1464.23 | USD | 20250916 |
| Shandong Huize Chem | China national standards | MT | 1337.52 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 1464.23 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 1464.23 | USD | 20250916 |
| Shandong Xingpeng Chem | China national standards | MT | 1450.15 | USD | 20250916 |