| Vendor | Spec | Unit | Price | Currency | Date |
| Jiangxi Jinghao Salt | China national standards | MT | 196.94 | USD | 20250929 |
| Pingxiang Lixin BioTech | China national standards | MT | 182.87 | USD | 20250929 |
| Pingxiang Lixin BioTech | China national standards | MT | 175.84 | USD | 20250929 |
| Hubei Shuanghuan Tech | China national standards | MT | 189.9 | USD | 20250929 |
| Hubei Shuanghuan Tech | China national standards | MT | 196.94 | USD | 20250929 |
| Henan Junma Chem | China national standards | MT | 189.9 | USD | 20250929 |
| Shandong Qiangsen Chem | China national standards | MT | 189.9 | USD | 20250929 |
| Hubei 789 Chem | China national standards | MT | 252.98 | USD | 20250928 |
| Hubei 789 Chem | China national standards | MT | 252.98 | USD | 20250928 |
| Hubei Shuanghuan Tech | China national standards | MT | 231.9 | USD | 20250928 |