| Vendor | Spec | Unit | Price | Currency | Date |
| 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 |
| Henan Baoxin Tech | China national standards | MT | 942.53 | USD | 20250918 |
| Henan Huiyi | China national standards | MT | 211.19 | USD | 20250916 |
| Shandong Jinwen Chem | China national standards | MT | 506.85 | USD | 20250916 |