| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 268.62 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 265.79 | USD | 20251204 |
| Guangzhou Tianyue Chem | China national standards | MT | 494.82 | USD | 20251204 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.96 | USD | 20251204 |
| Guangzhou Tianyue Chem | China national standards | MT | 508.96 | USD | 20251204 |
| Shandong Mingyu | China national standards | MT | 346.37 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 262.96 | USD | 20251204 |
| Shandong Yuanhe Chem | China national standards | MT | 282.75 | USD | 20251204 |
| Shandong Langchem | China national standards | MT | 346.37 | USD | 20251204 |
| Shandong Langchem | China national standards | MT | 332.24 | USD | 20251204 |