| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Longyu | China national standards | MT | 303.87 | USD | 20251210 |
| Shandong Jiaen Chem | China national standards | MT | 402.81 | USD | 20251210 |
| Shandong Xingpeng Chem | China national standards | MT | 325.07 | USD | 20251210 |
| Shandong Yaoming Chem | China national standards | MT | 303.87 | USD | 20251210 |
| Jinan Jinrihe Chem | China national standards | MT | 381.61 | USD | 20251210 |
| Hebei Pengfa Chem | China national standards | MT | 316.59 | USD | 20251210 |
| Shandong Langchem | China national standards | MT | 367.48 | USD | 20251210 |
| Chengdu Rongjiaxin Chem | Industrial Grade | MT | 537.08 | USD | 20251210 |
| Shandong Shuojia Chem | China national standards | MT | 367.48 | USD | 20251210 |
| Henan Longyu | China national standards | MT | 303.87 | USD | 20251210 |