| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 689.32 | USD | 20250918 |
| Qingdao Shengze Chem | China national standards | MT | 689.32 | USD | 20250918 |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |
| Qingdao Shengze Chem | China national standards | MT | 689.88 | USD | 20250916 |