| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | 700 VOCs | MT | 537.07 | USD | 20251203 |
| Henan Huiyihai | China national standards | MT | 212.0 | USD | 20251203 |
| Guang Longyu Chem | Industrial Grade | MT | 353.34 | USD | 20251203 |
| Shandong Jinwen Chem | Purified Water | MT | 508.81 | USD | 20251203 |
| Henan Sendi EnvTech | China national standards | MT | 353.34 | USD | 20251203 |
| Henan Sendi EnvTech | China national standards | MT | 353.34 | USD | 20251203 |
| Hebei Junshen Tech | 900 VOCs | MT | 607.4 | USD | 20251202 |
| Hebei Junshen Tech | 600 VOCs | MT | 310.76 | USD | 20251202 |
| Henan Leavit Chem | 500 VOCs | MT | 508.52 | USD | 20251202 |
| Henan Leavit Chem | 700 VOCs | MT | 536.77 | USD | 20251202 |