| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 508.55 | USD | 20251129 |
| Henan Huiyihai | 300 VOCs | MT | 324.91 | USD | 20251129 |
| Henan Sendi EnvTech | 1000 VOCs | MT | 635.69 | USD | 20251129 |
| Henan Huiyihai | 300 VOCs | MT | 211.9 | USD | 20251129 |
| Henan Sendi EnvTech | China national standards | MT | 353.16 | USD | 20251129 |
| Henan Sendi EnvTech | China national standards | MT | 353.16 | USD | 20251129 |
| Shandong Jinwen Chem | Purified Water | MT | 508.55 | USD | 20251129 |
| Henan Huiyi | China national standards | MT | 211.9 | USD | 20251129 |
| Henan Kaijie Water | China national standards | MT | 1059.49 | USD | 20251129 |
| Henan Huiyihai | China national standards | MT | 211.9 | USD | 20251129 |