| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 713.34 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 713.34 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 713.34 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 713.34 | USD | 20251202 |
| Qingdao Shengze Chem | China national standards | MT | 713.69 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 713.69 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 713.69 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 713.69 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 713.69 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 713.39 | USD | 20251130 |