| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem | China national standards | MT | 1106.05 | USD | 20251020 |
| Xiamen Yudeshun Chem | China national standards | MT | 1268.09 | USD | 20251020 |
| Guangzhou Pulanni Chem | China national standards | MT | 901.75 | USD | 20251020 |
| Shandong Yushuo Chem | China national standards | MT | 958.11 | USD | 20251020 |
| WENTONG Potassium | China national standards | MT | 1028.56 | USD | 20251020 |
| Shandong Jinshenrun Chem | China national standards | MT | 1028.56 | USD | 20251020 |
| Shandong Jinshenrun Chem | China national standards | MT | 1028.56 | USD | 20251020 |
| Beijing WentongTech | China national standards | MT | 1084.92 | USD | 20251020 |
| Shandong Jinshenrun Chem | China national standards | MT | 887.66 | USD | 20251020 |
| Jinan Angxin Chem | China national standards | MT | 1000.38 | USD | 20251020 |