| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongshuo Chem | China national standards | MT | 254.41 | USD | 20251210 |
| Shandong Hongshuo Chem | China national standards | MT | 254.41 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 228.97 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 228.97 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 228.97 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 282.67 | USD | 20251210 |
| Hubei 789 Chem | China national standards | MT | 282.67 | USD | 20251210 |
| Hubei 789 Chem | Industrial Grade | MT | 282.67 | USD | 20251210 |
| Hubei 789 Chem | Industrial Grade | MT | 282.67 | USD | 20251210 |
| Wuhan Hengjiu Chem | China national standards | MT | 233.21 | USD | 20251210 |