| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 727.06 | USD | 20251112 |
| Qingdao Shengze Chem | China national standards | MT | 726.72 | USD | 20251111 |
| Qingdao Shengze Chem | China national standards | MT | 726.72 | USD | 20251111 |
| Qingdao Shengze Chem | China national standards | MT | 726.72 | USD | 20251111 |
| Qingdao Shengze Chem | China national standards | MT | 726.72 | USD | 20251111 |
| Qingdao Shengze Chem | China national standards | MT | 726.72 | USD | 20251111 |
| Qingdao Shengze Chem | China national standards | MT | 726.72 | USD | 20251111 |
| Qingdao Shengze Chem | China national standards | MT | 726.83 | USD | 20251110 |
| Qingdao Shengze Chem | China national standards | MT | 726.83 | USD | 20251110 |
| Qingdao Shengze Chem | China national standards | MT | 727.03 | USD | 20251109 |