| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyi | China national standards | MT | 211.7 | USD | 20251028 |
| Henan Sendi EnvTech | China national standards | MT | 352.83 | USD | 20251028 |
| Henan Sendi EnvTech | 1000 VOCs | MT | 635.09 | USD | 20251028 |
| Henan Sendi EnvTech | China national standards | MT | 352.83 | USD | 20251028 |
| Henan Shunzhibang | China national standards | MT | 776.22 | USD | 20251028 |
| Shandong Jinwen Chem | China national standards | MT | 508.07 | USD | 20251028 |
| Shandong Jinwen Chem | China national standards | MT | 507.89 | USD | 20251027 |
| Henan Leavit Chem | 700 VOCs | MT | 536.11 | USD | 20251027 |
| Henan Leavit Chem | 500 VOCs | MT | 507.89 | USD | 20251027 |
| Henan Leavit Chem | 400 VOCs | MT | 507.89 | USD | 20251027 |