| Vendor | Spec | Unit | Price | Currency | Date |
| GuangZhan Chem | China national standards | MT | 154.71 | USD | 20251009 |
| Shanghai SKY Chem | China national standards | MT | 123.77 | USD | 20251009 |
| Zhangzhou Sanan Chem | China national standards | MT | 140.64 | USD | 20251009 |
| Shanghai SKY Chem | China national standards | MT | 123.77 | USD | 20251009 |
| Hubei 789 Chem | Agricultural Grade | MT | 106.89 | USD | 20251009 |
| Hunan Jianghai Env | China national standards | MT | 534.44 | USD | 20251009 |
| Hubei 789 Chem | Agricultural Grade | MT | 106.89 | USD | 20251009 |
| Shandong Huize Chem | Reagent Grade | MT | 106.89 | USD | 20251009 |
| Henan Leavit Chem | China national standards | MT | 63.33 | USD | 20251008 |
| Henan Leavit Chem | China national standards | MT | 109.77 | USD | 20251008 |