| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 233.22 | USD | 20251205 |
| Luxi Chem | China national standards | MT | 233.22 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 233.22 | USD | 20251205 |
| Luxi Chem | China national standards | MT | 234.63 | USD | 20251205 |
| Shandong Jinling | China national standards | MT | 325.09 | USD | 20251205 |
| Luxi Chem | China national standards | MT | 310.96 | USD | 20251205 |
| Hubei 789 Chem | Industrial Grade | MT | 282.69 | USD | 20251205 |
| Hubei 789 Chem | Industrial Grade | MT | 282.69 | USD | 20251205 |
| Hubei 789 Chem | China national standards | MT | 282.69 | USD | 20251205 |
| Hubei 789 Chem | China national standards | MT | 282.69 | USD | 20251205 |