| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1245.99 | USD | 20250827 |
| Shandong Jinwen Chem | China national standards | MT | 970.35 | USD | 20250827 |
| Shandong Jinwen Chem | China national standards | MT | 970.35 | USD | 20250827 |
| Shandong Jinwen Chem | China national standards | MT | 1096.92 | USD | 20250827 |
| Nanjing Baitu Chem | China national standards | MT | 1040.67 | USD | 20250827 |
| Qingdao Shengze Chem | China national standards | MT | 969.26 | USD | 20250826 |
| Qingdao Shengze Chem | China national standards | MT | 969.26 | USD | 20250826 |
| Shandong Huize Chem | China national standards | MT | 1046.52 | USD | 20250826 |
| Shandong Xima | China national standards | MT | 913.08 | USD | 20250826 |
| Shandong Jinwen Chem | China national standards | MT | 1095.69 | USD | 20250826 |