| Vendor | Spec | Unit | Price | Currency | Date |
| Pingxiang Lixin BioTech | China national standards | MT | 1114.23 | USD | 20251105 |
| Pingxiang Lixin BioTech | China national standards | MT | 1086.02 | USD | 20251105 |
| Pingxiang Lixin BioTech | China national standards | MT | 1015.5 | USD | 20251105 |
| GuangZhan Chem | China national standards | MT | 1128.59 | USD | 20251104 |
| GuangZhan Chem | China national standards | MT | 1128.59 | USD | 20251104 |
| WENTONG Potassium | China national standards | MT | 987.51 | USD | 20251104 |
| Shandong Yuanhe Chem | China national standards | MT | 959.3 | USD | 20251104 |
| Shandong Yuanhe Chem | China national standards | MT | 987.51 | USD | 20251104 |
| WENTONG Potassium | China national standards | MT | 1128.59 | USD | 20251104 |
| Jinan Aochen Chem | China national standards | MT | 1128.59 | USD | 20251104 |