| Vendor | Spec | Unit | Price | Currency | Date |
| Huainan Guoke Ruida | 37% | MT | 167.16 | USD | 20250325 |
| Unknown | China national standards | MT | 620.0 | USD | 20210323 |
| Unknown | China national standards | MT | 870.0 | USD | 20210323 |
| Unknown | China national standards | MT | 40.0 | USD | 20210322 |
| Unknown | China national standards | MT | 40.0 | USD | 20210321 |
| Unknown | China national standards | MT | 80.0 | USD | 20210321 |
| Unknown | China national standards | MT | 100.0 | USD | 20210320 |
| Unknown | China national standards | MT | 100.0 | USD | 20210318 |
| Unknown | China national standards | MT | 550.0 | USD | 20210316 |
| Unknown | China national standards | MT | 260.0 | USD | 20210315 |