| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 999.59 | USD | 20250908 |
| Aite Zhejiang | China national standards | MT | 1027.75 | USD | 20250908 |
| Aite Zhejiang | China national standards | MT | 1069.99 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1105.18 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1281.17 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1253.01 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1077.02 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1098.14 | USD | 20250908 |
| Shandong Langchem | China national standards | MT | 1098.14 | USD | 20250908 |
| Shandong Xima | China national standards | MT | 985.51 | USD | 20250908 |