| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | China national standards | MT | USD | 20250703 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250702 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250701 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250630 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250629 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250628 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250627 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250626 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250625 | |
| Qingdao Shengze Chem | China national standards | MT | USD | 20250624 |