| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 389.04 | USD | 20251211 |
| Hebei Pengfa Chem | China national standards | MT | 329.63 | USD | 20251211 |
| Jinan Jinrihe Chem | China national standards | MT | 381.97 | USD | 20251211 |
| Henan Longyu | China national standards | MT | 346.6 | USD | 20251211 |
| Shandong Yaoming Chem | China national standards | MT | 325.38 | USD | 20251211 |
| Henan Longyu | China national standards | MT | 304.16 | USD | 20251211 |
| Shandong Hualu | China national standards | MT | 325.38 | USD | 20251211 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 537.08 | USD | 20251210 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 593.61 | USD | 20251210 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 537.08 | USD | 20251210 |