| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyihai | 300 VOCs | MT | 324.66 | USD | 20251029 |
| Henan Qingmai Tech | 800 VOCs | MT | 1058.68 | USD | 20251029 |
| Guang Longyu Chem | Industrial Grade | MT | 352.89 | USD | 20251029 |
| Henan Shunzhibang | China national standards | MT | 776.36 | USD | 20251029 |
| Henan Baoxin Tech | China national standards | MT | 945.75 | USD | 20251029 |
| Henan Qingmai Tech | China national standards | MT | 790.48 | USD | 20251029 |
| Henan LanenChem | Pharmaceutical Grade | MT | 1919.74 | USD | 20251029 |
| Henan Huiyi | China national standards | MT | 211.7 | USD | 20251028 |
| Henan Qingmai Tech | China national standards | MT | 790.34 | USD | 20251028 |
| Henan Qingmai Tech | 800 VOCs | MT | 1058.48 | USD | 20251028 |