| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 741.9 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 741.9 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251207 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251207 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251206 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251206 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251205 |
| Qingdao Shengze Chem | China national standards | MT | 713.79 | USD | 20251205 |