| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | 600 VOCs | MT | 351.48 | USD | 20250919 |
| Henan Qingmai Tech | China national standards | MT | 787.79 | USD | 20250918 |
| Henan Qingmai Tech | 800 VOCs | MT | 1055.07 | USD | 20250918 |
| Henan Shunzhibang | China national standards | MT | 773.72 | USD | 20250918 |
| Shandong Jinwen Chem | China national standards | MT | 506.44 | USD | 20250918 |
| Shandong Jinwen Chem | Purified Water | MT | 506.44 | USD | 20250918 |
| Henan Sendi EnvTech | 1000 VOCs | MT | 633.04 | USD | 20250918 |
| Henan Sendi EnvTech | China national standards | MT | 351.69 | USD | 20250918 |
| Henan Sendi EnvTech | China national standards | MT | 351.69 | USD | 20250918 |
| Henan LanenChem | Pharmaceutical Grade | MT | 1913.2 | USD | 20250918 |