| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | Industrial Grade | MT | 777.35 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 777.35 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Shandong Daoqin Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Guangzhou Tianyue Chem | China national standards | MT | 961.09 | USD | 20251210 |
| Guangzhou Tianyue Chem | China national standards | MT | 961.09 | USD | 20251210 |
| Shandong Aite Chem | China national standards | MT | 918.69 | USD | 20251210 |
| Shandong Aite Chem | China national standards | MT | 1102.43 | USD | 20251210 |