| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Unknown | China national standards | MT | USD | 20190801 | |
| Unknown | China national standards | MT | USD | 20190723 | |
| Unknown | China national standards | MT | USD | 20190720 | |
| Unknown | China national standards | MT | USD | 20190720 | |
| Unknown | China national standards | MT | USD | 20190717 | |
| Unknown | China national standards | MT | USD | 20190717 | |
| Unknown | China national standards | MT | USD | 20190714 | |
| Unknown | China national standards | MT | USD | 20190713 | |
| Unknown | China national standards | MT | USD | 20190712 | |
| Unknown | China national standards | MT | USD | 20190701 |
