| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | Agricultural Grade | MT | 106.88 | USD | 20250922 |
| Weifang Shuoxin Chem | China national standards | MT | 106.88 | USD | 20250922 |
| Shandong Jinshenrun Chem | China national standards | MT | 112.51 | USD | 20250922 |
| Jinan Jinhao Chem | China national standards | MT | 112.51 | USD | 20250922 |
| Chengdu Rongjiaxin Chem | China national standards | MT | 189.86 | USD | 20250922 |
| Henan Baoxin Tech | China national standards | MT | 137.82 | USD | 20250922 |
| Langfang Fanbei Bio | Reagent Grade | MT | 106.88 | USD | 20250922 |
| Henan Kaijie Water | China national standards | MT | 123.76 | USD | 20250922 |
| Hubei Shuanghuan Tech | China national standards | MT | 161.73 | USD | 20250922 |
| Shandong Qiangsen Chem | China national standards | MT | 102.66 | USD | 20250922 |