| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Fengyuan Chem | China national standards | MT | 8530.79 | USD | 20260710 |
| Shandong Fengyuan Chem | China national standards | MT | USD | 20260702 | |
| Shandong Fengyuan Chem | China national standards | MT | USD | 20260629 | |
| Tianjin STL | China national standards | MT | USD | 20221216 | |
| Unknown | China national standards | MT | USD | 20210321 | |
| Unknown | China national standards | MT | USD | 20210320 | |
| Unknown | China national standards | MT | USD | 20210320 | |
| Unknown | China national standards | MT | USD | 20210320 | |
| Unknown | China national standards | MT | USD | 20210319 | |
| Unknown | China national standards | MT | USD | 20210318 |