| Vendor | Spec | Unit | Price | Currency | Date |
| Pingxiang Lixin BioTech | China national standards | MT | 1087.63 | USD | 20251126 |
| Pingxiang Lixin BioTech | China national standards | MT | 1108.82 | USD | 20251126 |
| Shandong Xima | China national standards | MT | 875.76 | USD | 20251126 |
| Jinan Jinrihe Chem | China national standards | MT | 987.34 | USD | 20251126 |
| WENTONG Potassium | China national standards | MT | 1087.63 | USD | 20251126 |
| Jinan Angxin Chem | China national standards | MT | 1002.88 | USD | 20251126 |
| Jinan Jinrihe Chem | China national standards | MT | 918.13 | USD | 20251126 |
| Shandong Zhongke Taihua | China national standards | MT | 918.13 | USD | 20251126 |
| Pingxiang Lixin BioTech | China national standards | MT | 1080.57 | USD | 20251126 |
| Jinan Jinrihe Chem | China national standards | MT | 918.13 | USD | 20251126 |