| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Huiyi | China national standards | MT | 211.79 | USD | 20251125 |
| Henan Leavit Chem | 600 VOCs | MT | 352.87 | USD | 20251124 |
| Henan Huiyihai | 300 VOCs | MT | 211.72 | USD | 20251124 |
| Henan Leavit Chem | 700 VOCs | MT | 536.37 | USD | 20251124 |
| Henan Leavit Chem | 500 VOCs | MT | 508.14 | USD | 20251124 |
| Shandong Jinwen Chem | Purified Water | MT | 508.14 | USD | 20251124 |
| Henan Sendi EnvTech | China national standards | MT | 352.87 | USD | 20251124 |
| Shandong Jinwen Chem | China national standards | MT | 508.14 | USD | 20251124 |
| Henan Huiyi | China national standards | MT | 211.72 | USD | 20251124 |
| Hebei Junshen Tech | 900 VOCs | MT | 606.94 | USD | 20251124 |