| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| WENTONG Potassium | China national standards | MT | USD | 20251122 | |
| Shandong Yuanhe Chem | China national standards | MT | USD | 20251122 | |
| Shandong Longhui Chem | China national standards | MT | USD | 20251122 | |
| UniTrend China | China national standards | MT | USD | 20251121 | |
| Pingxiang Lixin BioTech | China national standards | MT | USD | 20251121 | |
| Shandong Zhongke Taihua | China national standards | MT | USD | 20251121 | |
| Beijing WentongTech | China national standards | MT | USD | 20251121 | |
| Shandong Jinshenrun Chem | China national standards | MT | USD | 20251121 | |
| Xiamen Yudeshun Chem | China national standards | MT | USD | 20251121 | |
| Shandong Qiangsen Chem | China national standards | MT | USD | 20251121 |
