| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251123 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251122 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251122 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251122 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251122 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251122 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251121 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251121 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251121 |
| Qingdao Shengze Chem | China national standards | MT | 712.52 | USD | 20251121 |