| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 967.46 | USD | 20250823 |
| Shandong Xima | China national standards | MT | 911.37 | USD | 20250823 |
| Qingdao Shengze Chem | China national standards | MT | 967.46 | USD | 20250822 |
| Qingdao Shengze Chem | China national standards | MT | 967.46 | USD | 20250822 |
| Qingdao Shengze Chem | China national standards | MT | 967.46 | USD | 20250822 |
| Nanjing Baitu Chem | China national standards | MT | 1037.56 | USD | 20250822 |
| Shandong Xima | China national standards | MT | 911.37 | USD | 20250822 |
| Shandong Langchem | China national standards | MT | 1166.56 | USD | 20250822 |
| Shandong Langchem | China national standards | MT | 1242.27 | USD | 20250822 |
| Shandong Jinwen Chem | China national standards | MT | 967.46 | USD | 20250822 |