| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251109 |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251108 |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251108 |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251107 |
| Qingdao Shengze Chem | China national standards | MT | 726.73 | USD | 20251106 |
| Qingdao Shengze Chem | China national standards | MT | 726.73 | USD | 20251106 |