| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Shunzhibang | China national standards | MT | 776.55 | USD | 20251125 |
| Henan Sendi EnvTech | 1000 VOCs | MT | 635.36 | USD | 20251125 |
| Shandong Jinwen Chem | China national standards | MT | 508.29 | USD | 20251125 |
| Henan Kaijie Water | China national standards | MT | 1058.93 | USD | 20251125 |
| Shandong Jinwen Chem | Purified Water | MT | 508.29 | USD | 20251125 |
| Henan Kaijie Water | 1000 VOCs | MT | 1242.48 | USD | 20251125 |
| Henan Huiyi | China national standards | MT | 211.79 | USD | 20251125 |
| Henan Sendi EnvTech | China national standards | MT | 352.98 | USD | 20251125 |
| Henan Huiyihai | 300 VOCs | MT | 211.79 | USD | 20251125 |
| Henan Huiyihai | 300 VOCs | MT | 324.74 | USD | 20251125 |