| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Jining Hengying | China national standards | MT | USD | 20260202 | |
| Weifang Rainbow | China national standards | MT | USD | 20260202 | |
| Guigang Luqiao | China national standards | MT | USD | 20260202 | |
| Hebei Kaiyue | China national standards | MT | USD | 20260202 | |
| Wen'an Decheng | China national standards | MT | USD | 20260202 | |
| Baoji Zhengyuan | China national standards | MT | USD | 20260202 | |
| Baoji Xinquan | China national standards | MT | USD | 20260202 | |
| Ningxia Golden Sea Farming | China national standards | MT | USD | 20260202 | |
| Shandong Xima | 37% | MT | USD | 20260131 | |
| Shandong Qiangsen Chem | 37% | MT | USD | 20260131 |