| Vendor | Spec | Unit | Price | Currency | Date |
| Liao Jinxinda | China national standards | MT | 875.4 | USD | 20251114 |
| Changzhou Qidi Chem | China national standards | MT | 960.11 | USD | 20251114 |
| Wuhan Hengjiu Chem | China national standards | MT | 1002.47 | USD | 20251114 |
| Wuhan Hengjiu Chem | China national standards | MT | 988.35 | USD | 20251114 |
| WENTONG Potassium | China national standards | MT | 1129.54 | USD | 20251114 |
| Jinan Jinrihe Chem | China national standards | MT | 903.64 | USD | 20251114 |
| Jinan Jinrihe Chem | China national standards | MT | 910.7 | USD | 20251114 |
| Shandong Longhui Chem | China national standards | MT | 1044.83 | USD | 20251114 |
| Jinan Jinrihe Chem | China national standards | MT | 903.64 | USD | 20251114 |
| Jinan Jinrihe Chem | China national standards | MT | 945.99 | USD | 20251114 |