| Vendor | Spec | Unit | Price | Currency | Date |
| Pingxiang Lixin BioTech | China national standards | MT | 1088.35 | USD | 20251205 |
| Jinan Jinrihe Chem | China national standards | MT | 932.88 | USD | 20251205 |
| Jinan Aochen Chem | China national standards | MT | 1102.49 | USD | 20251205 |
| WENTONG Potassium | China national standards | MT | 1102.49 | USD | 20251205 |
| WENTONG Potassium | China national standards | MT | 932.88 | USD | 20251205 |
| UniTrend China | China national standards | MT | 1045.95 | USD | 20251205 |
| UniTrend China | China national standards | MT | 1081.29 | USD | 20251205 |
| Pingxiang Lixin BioTech | China national standards | MT | 1088.35 | USD | 20251205 |
| Pingxiang Lixin BioTech | China national standards | MT | 1088.35 | USD | 20251205 |
| Shandong Qiangsen Chem | China national standards | MT | 777.4 | USD | 20251205 |