| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | China national standards | MT | 110.18 | USD | 20251202 |
| Henan Leavit Chem | China national standards | MT | 103.12 | USD | 20251202 |
| Henan Leavit Chem | Industrial Grade | MT | 91.82 | USD | 20251202 |
| Henan Leavit Chem | China national standards | MT | 59.33 | USD | 20251202 |
| Henan Leavit Chem | China national standards | MT | 63.56 | USD | 20251202 |
| Wuhan Hengjiu Chem | China national standards | MT | 129.95 | USD | 20251202 |
| Jinan Jinhao Chem | China national standards | MT | 113.0 | USD | 20251202 |
| Shandong Laya Chem | Reagent Grade | MT | 57.94 | USD | 20251201 |
| Henan Baoxin Tech | China national standards | MT | 138.5 | USD | 20251201 |
| Hunan Jianghai Env | China national standards | MT | 110.23 | USD | 20251201 |