| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 353.31 | USD | 20251201 |
| Shandong Jinling Chem | China national standards | MT | 240.25 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 381.58 | USD | 20251201 |
| Shandong FUZE | China national standards | MT | 353.31 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 240.25 | USD | 20251201 |
| Shandong Langchem | China national standards | MT | 346.25 | USD | 20251201 |
| Luxi Chem | China national standards | MT | 353.31 | USD | 20251201 |
| Shandong Jinling Chem | China national standards | MT | 332.11 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 233.09 | USD | 20251130 |
| Jinan Jinrihe Chem | China national standards | MT | 268.4 | USD | 20251130 |