| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 932.68 | USD | 20251208 |
| Shanxi Wentong Salt | China national standards | MT | 1088.12 | USD | 20251208 |
| Xiangyang Youdeshi Chem | China national standards | MT | 989.2 | USD | 20251208 |
| Pingxiang Lixin BioTech | China national standards | MT | 1088.12 | USD | 20251208 |
| Shandong Yuanhe Chem | China national standards | MT | 989.2 | USD | 20251208 |
| WENTONG Potassium | China national standards | MT | 932.68 | USD | 20251208 |
| Shandong Qiangsen Chem | China national standards | MT | 777.23 | USD | 20251208 |
| Shandong Jinshenrun Chem | China national standards | MT | 1031.6 | USD | 20251208 |
| Pingxiang Lixin BioTech | China national standards | MT | 1088.12 | USD | 20251208 |
| Hunan Lixin Tech | China national standards | MT | 1073.99 | USD | 20251208 |