| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Unknown | China national standards | MT | USD | 20190315 | |
| Unknown | China national standards | MT | USD | 20190314 | |
| Unknown | China national standards | MT | USD | 20190312 | |
| Unknown | China national standards | MT | USD | 20190310 | |
| Unknown | China national standards | MT | USD | 20190301 | |
| Unknown | China national standards | MT | USD | 20190301 | |
| Unknown | China national standards | MT | USD | 20190223 | |
| Unknown | China national standards | MT | USD | 20190222 | |
| Unknown | China national standards | MT | USD | 20190221 | |
| Unknown | China national standards | MT | USD | 20190219 |
