| Vendor | Spec | Unit | Price | Currency | Date |
| UniTrend China | China national standards | MT | 1106.43 | USD | 20251017 |
| Jinan Angxin Chem | China national standards | MT | 1000.72 | USD | 20251017 |
| Baozhen Shandong Chem | China national standards | MT | 958.43 | USD | 20251017 |
| Baozhen Shandong Chem | China national standards | MT | 1057.1 | USD | 20251017 |
| Baozhen Shandong Chem | China national standards | MT | 1056.81 | USD | 20251016 |
| Baozhen Shandong Chem | China national standards | MT | 958.18 | USD | 20251016 |
| ZJ Dayang Biotech | 200 mesh | MT | 1127.27 | USD | 20251016 |
| Jinan Jinhao Chem | China national standards | MT | 1014.54 | USD | 20251016 |
| Jinan Jinhao Chem | China national standards | MT | 1028.63 | USD | 20251016 |
| WENTONG Potassium | China national standards | MT | 1099.09 | USD | 20251016 |